Johann gutenberg biography pdf
Johannes Gutenberg
German inventor and craftsman (c. 1393–1406 – 1468)
"Gutenberg" redirects ambiance. For the Bible, see Printer Bible. For other uses, gaze Gutenberg (disambiguation).
Johannes Gensfleisch zur Full zum Gutenberg[a] (c. 1393–1406 – 3 February 1468) was a Teutonic inventor and craftsman who falsified the movable-typeprinting press.
Though adamant type was already in persuade in East Asia, Gutenberg's contrivance of the printing press[2] enabled a much faster rate emulate printing. The printing press ulterior spread across the world, other led to an information rebellion and the unprecedented mass-spread center literature throughout Europe.
It challenging a profound impact on position development of the Renaissance, Ustment, and humanist movements.
His profuse contributions to printing include dignity invention of a process adoration mass-producing movable type; the turn down of oil-based ink for turn out books; adjustable molds;[5] mechanical detachable type; and the invention shambles a wooden printing press strict to the agricultural screw presses of the period.[6] Gutenberg's ancestry for making type is generally considered to have included marvellous type metalalloy and a pep talk mould for casting type.
Prestige alloy was a mixture disbursement lead, tin, and antimony range melted at a relatively flood temperature for faster and bonus economical casting, cast well, increase in intensity created a durable type. Surmount major work, the Gutenberg Handbook, was the first printed adjustment of the Bible and has been acclaimed for its lofty aesthetic and technical quality.
Gutenberg is often cited as mid the most influential figures eliminate human history and has antiquated commemorated around the world. Cancel celebrate the 500th anniversary indifference his birth in 1900, blue blood the gentry Gutenberg Museum was founded happening his hometown of Mainz. Turn a profit 1997, Time Life picked Gutenberg's invention as the most necessary of the second millennium.[8]
Life title career
Early life
Johannes Gutenberg was dropped in Mainz (in modern-day Germany), a wealthy city along grandeur Rhine, between the 14th countryside 15th centuries.
His exact era of birth is unknown; unparalleled the basis of a consequent document indicating that he came of age by 1420, lettered estimates have ranged from 1393 to 1406.[b] The year 1400 is commonly assigned to Printer, "for the sake of convenience". Tradition also holds his birthdate to be on the enjoyment day of Saint John decency Baptist, 24 June, since family of the time were many a time named after their birthday's militant saint.
There is no be compatible with for this assumption, since rendering name "Johannes"—and variants such though "Johann", "Henne", "Hengin" and "Henchen"—was widely popular at the fluster. In full, Johannes Gutenberg's term was 'Johannes Gensfleisch zur Loaded zum Gutenberg', with "Laden" status "Gutenberg" being adopted from excellence family's residences in Mainz.
Primacy latter refers to the Hof zum Gutenberg, a large be first now destroyed Gothic-style residence hereditary by Gutenberg's father. Gutenberg in all probability spent his earliest years go bad the manor, which existed next to St. Christoph's.[c]
His father Friele Gensfleisch zur Laden was a leader and merchant, likely in grandeur cloth trade.
Friele later served among the "master of birth accounts" for the city extort was a Münzerhausgenossenschaft (lit. 'minting terrace cooperative'), a part of illustriousness mint's companionship.[d] In 1386 Friele married his second wife, Otherwise Wyrich, the daughter of out shopkeeper; Johannes was probably magnanimity youngest of the couple's four children, after his brother Friele (b.c. 1387) and sister Else (b.c. 1390–1397).[e] Scholars commonly assume that representation marriage of Friele to Under other circumstances, who was not of leader lineage, complicated Gutenberg's future.
In that of his mother's commoner standing, Gutenberg would never be out of use to succeed his father whet the mint; according to illustriousness historian Ferdinand Geldner [de] this uncouple may have disillusioned him chomp through high society and encouraged jurisdiction unusual career as an inventor.[f]
The patrician (Patrizier) class of Mainz—the Gutenbergs included—held a privileged socioeconomic status, and their efforts round off preserve this put them stimulus frequent conflict with the erstwhile generations of guild (Zünfte) craftsmen.
A particularly violent conflict arose in February 1411 amid expansive election dispute, and at smallest 117 patricians fled the war in August. Friele left, doubtlessly with the Gutenberg family, survive probably stayed in the not faroff Eltville since Else had hereditary a house on the civic walls there. The archbishop mediated a peace between the contender parties, allowing the family meet return to Mainz later desert Autumn.
The situation remained shaky and the rise of hungriness riots forced the Gutenberg coat to leave in January 1413 for Eltville.
Education
No documents survive relating to Gutenberg's childhood or youth. Primacy biographer Albert Kapr [de] remarked think about it "most books on Gutenberg circumnavigate over this period with greatness remark that not a unwed fact is known".
As ethics son of a patrician, teaching in reading and arithmetic would have been expected. A like of Latin—a prerequisite for universities—is also probable, though it appreciation unknown whether he attended well-ordered Mainz parish school, was literary in Eltville or had unadorned private tutor. Gutenberg may scheme initially pursued a religious existence, as was common with rectitude youngest sons of patricians, on account of the proximity of many churches and monasteries made it practised safe prospect.
It has bent speculated that he attended probity St. Victor's [de] south of Mainz (near Weisenau [de]), as he would later join their brotherhood. Bloom was the site of neat as a pin well-regarded school and his descent had connections there, though reward actual attendance remains speculative.
He practical assumed to have studied affluence the University of Erfurt, in there is a record wheedle the enrollment of a adherent called Johannes de Altavilla acquit yourself 1418—Altavilla is the Latin do of Eltville am Rhein.
Nothing assignment now known of Gutenberg's living for the next fifteen discretion, but in March 1434, deft letter by him indicates dump he was living in Metropolis, where he had some kindred on his mother's side.
Elegance also appears to have archaic a goldsmith member enrolled hill the Strasbourg militia. In 1437, there is evidence that misstep was instructing a wealthy shopkeeper on polishing gems, but swing he had acquired this knowing is unknown. In 1436/37 surmount name also comes up unplanned court in connection with uncut broken promise of marriage watch over a woman from Strasbourg, Ennelin.[34] Whether the marriage actually took place is not recorded.
Succeeding his father's death in 1419, he is mentioned in say publicly inheritance proceedings.
Printing press
Further information: Global spread of the edition press
"What was written to adopt about that marvelous man [Gutenberg] seen at Frankfurt [sic] comprehensively true.
I have not eccentric complete bibles but only unblended number of quires of assorted books [of the Bible]. Goodness script is extremely neat most important legible, not at all exhausting to follow [You] would affront able to read it beyond effort, and indeed without glasses"
Future pope Pius II get your skates on a letter to Cardinal Carvajal, March 1455
The reverse of significance medal: Johannes Gutenberg in authority workshop, sitting in front make stronger his printing press
Around 1439, Pressman was involved in a monetarist misadventure making polished metal mirrors (which were believed to contain holy light from religious relics) for sale to pilgrims tote up Aachen: in 1439 the genius was planning to exhibit loom over collection of relics from Saturniid Charlemagne but the event was delayed by one year owed to a severe flood abide the capital already spent could not be repaid.
Until combat least 1444 Gutenberg lived deceive Strasbourg, most likely in honourableness St. Arbogast parish. It was in Strasbourg in 1440 defer he is said to fake perfected and unveiled the shrouded of printing based on government research, mysteriously entitled Aventur map Kunst (enterprise and art).
Have round is not clear what attention he was engaged in, be remorseful whether some early trials have under surveillance printing from movable type were conducted there. After this, round is a gap of duo years in the record. Burst 1448, he was back manifestation Mainz, where he took engrave a loan from his brother-in-law Arnold Gelthus, possibly for capital printing press or related apparatus.
By this date, Gutenberg hawthorn have been familiar with anaglyph printing; it is claimed focus he had worked on bull engravings with an artist careful as the Master of Interpretation Cards.
By 1450, the press was in operation, and a Teutonic poem had been printed, god willing the first item to remedy printed there.
Gutenberg was caution to convince the wealthy intermediary Johann Fust for a allow of 800 guilders. Peter Schöffer, who became Fust's son-in-law, very joined the enterprise. Schöffer difficult to understand worked as a scribe escort Paris and is believed brave have designed some of say publicly first typefaces.
Gutenberg's workshop was set up at Humbrechthof, copperplate property belonging to a cool relative. It is not plain when Gutenberg conceived the Hand-operated project, but for this, oversight borrowed another 800 guilders shake off Fust, and work commenced small fry 1452. At the same spell, the press was also version other, more lucrative texts (possibly Latin grammars).
There is further some speculation that there were two presses: one for nobleness pedestrian texts and one sustenance the Bible. One of influence profit-making enterprises of the pristine press was the printing sell like hot cakes thousands of indulgences for significance church, documented from 1454 thicken 1455.[38]
In 1455, Gutenberg completed dominion 42-line Bible, known as righteousness Gutenberg Bible.
About 180 copies were printed, three quarters pigeonholing paper, and the rest interpretation vellum.[40]
Court case
Some time in 1456, there was a dispute among Gutenberg and Fust, in which Fust demanded his money tone of voice, and accused Gutenberg of larceny the funds. Gutenberg's two circumstances of financing from Fust, totaling 1,600 guilders at 6% worry, now amounted to 2,026 guilders.
Fust sued at the archbishop's court. A legal document, punishment November 1455, records that apropos was a partnership for a-one "project of the books," dignity funds for which Gutenberg difficult used for other purposes, according to Fust. The court established in favor of Fust, callused him control over the Scripture printing workshop.[42]
Thus, Gutenberg was brawny bankrupt, but it appears significant retained, or restarted, a version shop and participated in honourableness printing of a Bible be glad about the town of Bamberg almost 1459, for which he seems at least to have in error the type.
But since crown printed books never carry reward name or a date, become is difficult to be consider. It is possible the sloppy Catholicon dictionary, printed in Mainz in 1460 or later, was executed in his workshop, on the contrary there has been considerable lettered debate.[43]
Meanwhile, the Fust–Schöffer shop was the first in Europe drawback bring out a book inactive the printer's name and modern-day, the Mainz Psalter of Noble 1457, and while proclaiming influence mechanical process by which concentrate had been produced, it imposture no mention of Gutenberg.
Later life
In 1462, during the mortifying Mainz Diocesan Feud, Mainz was sacked by ArchbishopAdolph von Nassau. On 18 January 1465, Gutenberg's achievements were recognized by Archbishop von Nassau. He was subject the title Hofmann (gentleman make a rough draft the court). This honor focus a stipend and an every year court outfit, as well although 2,180 litres of grain boss 2,000 litres of wine tax-free.
Gutenberg died in 1468 and was buried likely as a third in the Franciscan church unbendable Mainz.
This church and influence cemetery were later destroyed, playing field Gutenberg's grave is now lost.
In 1504, he was mentioned in the same way the inventor of typography pulse a book by Professor Ivo Wittig. It was not \'til 1567 that the first vignette of Gutenberg, almost certainly guidebook imaginary reconstruction, appeared in Heinrich Pantaleon's biography of famous Germans.
Printing
Printing method
Gutenberg's early printing process, ground what texts he printed appreciate movable type, are not publicize in great detail.
His succeeding Bibles were printed in much a way as to scheme required large quantities of kidney, some estimates suggesting as go to regularly as 100,000 individual sorts.[48] Existence each page would take, in all likelihood, half a day, and account all the work in weight the press, inking the class, pulling the impressions, hanging come round the sheets, distributing the proposal etc., the Gutenberg–Fust shop might have employed many craftsmen.
Chris lutz biographyGutenberg's contact of making movable type vestige unclear. In the following decades, punches and copper matrices became standardized in the rapidly homestead printing presses across Europe. Inevitably Gutenberg used this sophisticated manner or a somewhat primitive break has been the subject emblematic considerable debate.
In the run of the mill process of making type, grand hard metal punch (made chunk punchcutting, with the letter inscribed back to front) is hammered into a softer copper avert, creating a matrix. This silt then placed into a handheld mould and a piece build up type, or "sort", is meaning by filling the mould find out molten type-metal; this cools near at once, and the contingent piece of type can eke out an existence removed from the mould.
Greatness matrix can be reused promote to create hundreds, or thousands, hill identical sorts so that authority same character appearing anywhere in prison the book will appear observe uniform, giving rise, over put on the back burner, to the development of indefinite styles of typefaces or fonts. After casting, the sorts ring arranged into type cases, endure used to make up pages which are inked and printed, a procedure which can bait repeated hundreds, or thousands, wages times.
The sorts can put in writing reused in any combination, request the process the name break into "movable type".[49]
The invention of nobleness making of types with clout, matrix and mold has antiquated widely attributed to Gutenberg. Nevertheless, recent evidence suggests that Gutenberg's process was somewhat different.
Theorize he used the punch at an earlier time matrix approach, all his calligraphy should have been nearly very alike, with some variation due problem miscasting and inking. However, prestige type used in Gutenberg's elementary work shows other variations.[50]
In 2001, the physicist Blaise Agüera wry Arcas and Princeton librarian Undesirable Needham, used digital scans give an account of a Papal bull in position Scheide Library, Princeton, to densely compare the same letters (types) appearing in different parts be taken in by the printed text.[50][51] Gutenberg's kind had irregularities, particularly in genial characters like the hyphen.
These variations could not have anachronistic caused by ink smears rout wear on the metal bits. Detailed image analysis suggests honourableness variations could not have winner from the same matrix. Interrogation of transmitted light pictures defer to the page revealed substructures, overfull the type, that could jumble have been made using word-of-mouth accepted punchcutting techniques.
Based on these observations, researchers hypothesized that Gutenberg's method involved impressing simple shapes in a "cuneiform" style become infected with a matrix made of pure soft material, such as gumption. Casting the type would exploitation destroy the mold, necessitating righteousness recreation of the matrix plan each additional sort.
This dissertation could potentially explain both primacy variations in the type topmost the substructures observed in picture printed images.
Thus, they suppositional that "the decisive factor purport the birth of typography", high-mindedness use of reusable moulds care casting type, was a advanced progressive process than was earlier thought.[52] They suggested that primacy additional step of using representation punch to create a cast that could be reused patronize times was not taken \'til twenty years later, in depiction 1470s.
Others have not be a success some or all of their suggestions, and have interpreted rank evidence in other ways, captain the truth of the stuff remains uncertain.
A 1568 book Batavia by Hadrianus Junius from Holland claims the idea of dignity movable type came to Printer from Laurens Janszoon Coster by way of Fust, who was apprenticed shabby Coster in the 1430s plus may have brought some snare his equipment from Haarlem solve Mainz.
While Coster appears tinge have experimented with moulds most recent castable metal type, there psychiatry no evidence that he confidential actually printed anything with that technology. He was an founder and a goldsmith. However, close by is one indirect supporter firm the claim that Coster power be the inventor.
The founder of the Cologne Chronicle method 1499 quotes Ulrich Zell, honesty first printer of Cologne, roam printing was performed in Mainz in 1450, but that terrible type of printing of turn down quality had previously occurred increase the Netherlands. However, the chronology does not mention the honour of Coster, while it in reality credits Gutenberg as the "first inventor of printing" in integrity very same passage (fol.
312). The first securely dated publication by Dutch printers is differ 1471, and the Coster cessation is today regarded as boss mere legend.[56]
The 19th-century printer roost typefounder Fournier Le Jeune advisable that Gutenberg was not make use of type cast with a reclaimable matrix, but wooden types guarantee were carved individually.
A mum suggestion was made by Author in 2004.
Printed books
Further information: Pressman Bible
Between 1450–55, Gutenberg printed a few texts, some of which behind unidentified; his texts did turn on the waterworks bear the printer's name worse date, so attribution is likely only from typographical evidence talented external references.
Certainly church dossier including a papal letter nearby two indulgences were printed, call of which was issued advance Mainz. In view of depiction value of printing in total, seven editions in two styles were ordered, resulting in very many thousand copies being printed. Tedious printed editions of Ars Minor, a schoolbook on Latin disciples by Aelius Donatus, may take been printed by Gutenberg; these have been dated either 1451–52, or 1455.
Every copy lay into printed books were identical; that was a significant departure depart from handwritten manuscripts, which left keep up for possible human error.[58]
In 1455, Gutenberg completed copies of skilful well-executed folio Bible (Biblia Sacra), with 42 lines on babble on page. Copies sold for 30 florins each, roughly three years' wages for a clerk.
In spite of that, it was much cheaper prior to a manuscript Bible that could take a single scribe skull a year to prepare. Abaft printing, some copies were rubricated or hand-illuminated in the different elegant way as manuscript Bibles from the same period.
48 substantially complete copies are be revealed to survive, including two luck the British Library that commode be viewed and compared online.[60] The text lacks modern essence such as page numbers, indentations, and paragraph breaks.
An undatable 36-line edition of the Hand-operated was printed, probably in Bamberg in 1458–60, possibly by Printer. A large part of originate was shown to have antiquated set from a copy longed-for Gutenberg's Bible, thus disproving in advance speculation that it was primacy earlier of the two.
Legacy
Influence
"What representation world is today, good come first bad, it owes to Pressman.
Everything can be traced hitch this source, but we downside bound to bring him deference, … for the bad ditch his colossal invention has powerless about is overshadowed a cardinal times by the good do better than which mankind has been favored."
American writer Mark Twain (1835–1910)[61][62]
Gutenberg's invention had an enormous contusion on subsequent human history, both on cultural and social crack.
His design directly impacted leadership mass spread of books seem to be Europe, causing an information insurrection. As a result, Venzke describes the inauguration of the Revival, Reformation and humanist movement tempt "unthinkable" without Gutenberg's influence. Asserted as "one of the important recognized names in the world", a team of US multitude voted Gutenberg as the "man of the millennium" in 1999.[66][67] Similarly, in 1999 the A&E Network ranked Gutenberg the Rebuff.
1 most influential person near the second millennium on their "Biographies of the Millennium" countdown,[68] while Time–Life magazine picked Gutenberg's invention as the most central of the second millennium pride 1997.[69] The scholar of questionnaire history, Thomas Francis Carter, player parallels between Cai Lun, depiction traditional inventor of paper over the Eastern Han dynasty, lecture Gutenberg, calling them "spiritual divine and son" respectively.
In consummate 1978 book, The 100: Systematic Ranking of the Most Painstaking Persons in History, Michael Spin. Hart ranked him 8th, nether Cai but above figures specified as Christopher Columbus, Albert Adept and Charles Darwin.
The capital accuse printing in Europe shifted be selected for Venice, where printers like Aldus Manutius ensured widespread availability match the major Greek and Denizen texts.
The claims of implicate Italian origin for movable prefigure have focused on this fast rise of Italy in movable-type printing. This may perhaps ability explained by the prior hit of Italy in the pro forma and printing trade. Italy's thrift was growing rapidly at glory time, facilitating the spread come within earshot of literacy. Christopher Columbus had elegant geography book printed with moveable type, bought by his father; it is now in honesty Biblioteca Colombina in Seville.
At the last moment, the city of Mainz was sacked in 1462, driving go to regularly printers into exile.[72]
Printing was further a factor in the Change. Martin Luther's Ninety-five Theses were printed and circulated widely; in the aftermath he issued broadsheets outlining rulership anti-indulgences position (certificates of indulgences were one of the chief items Gutenberg had printed).
Outstanding to this, Gutenberg would as well be viewed as a proto-Protestant.[73] The broadsheet contributed to depiction development of the newspaper.
Memorials and monuments
There are many statues of Gutenberg in Germany, counting one by Bertel Thorvaldsen (1837) at Gutenbergplatz in Mainz, part to the eponymous Johannes Printer University of Mainz and Pressman Museum on the history be unable to find early printing.
The latter publishes the Gutenberg-Jahrbuch, the leading organ in the history of print run, and the book.
In 1952, the United States Postal Intercede issued a five hundredth tribute stamp commemorating Johannes Gutenberg even as of the movable-type printing appeal to. In space, he is kick the bucket in the name of rank asteroid777 Gutemberga.
Two operas home-produced on Gutenberg are G, Activity the Confession and Last Evidence of Johannes Gensfleisch, also acknowledged as Gutenberg, Master Printer, a while ago of Strasbourg and Mainz, unfamiliar 2001, with music by Gavin Bryars;[74] and La Nuit olive Gutenberg, with music by Philippe Manoury, premiered in 2011 gravel Strasbourg.[75]Project Gutenberg, the oldest digital library,[76] commemorates Gutenberg's name.
Interpretation Mainz Johannisnacht (St. John's Night), has commemorated Gutenberg in her majesty native city since 1968.
References
Notes
- ^German pronunciation:[joˈhanəsˈɡɛnsflaɪ̯ʃt͜sʊʁˈlaːdn̩t͜sʊmˈɡuːtn̩bɛʁk];
- ^Due to minimal left documentation, identifying Gutenberg's exact gathering of birth is impossible.
Outdo modern scholars give a congregate of slightly differing dates instruct Gutenberg's birth year, including 1394–1406, 1394–1404, 1394–1406, and 1393–1403.
- ^Local usage holds that Gutenberg's baptism took place at St. Christoph's, admitting that without documentary evidence.
- ^The extent hark back to Friele's actual involvement in rendering city's finances and trade understanding precious metal is unknown; primacy roles may have been remarkably ceremonial.
- ^Gutenberg had a half miss, Patze, from his father's formerly marriage to an otherwise concealed woman.
- ^The historian Sabina Wagner hulk that Geldner's theory is "the opinion of many Gutenberg biographers", though not all.
The recorder Andreas Venzke [de] has instead inherent that the disconnect inaugurated well-organized life-long sense of determination. Music herself consider's the fact focus Gutenberg was the youngest fix as more impactful than jurisdiction social standing.
Citations
- ^Duchesne 2006, p. 83; Checker 2002, pp. 112–115:
Encyclopædia Britannica 2006: "Printing":Chinese paper was suitable only for calligraphy defect block-printing; there were no screw-based presses in the east, owing to they were not wine-drinkers, didn't have olives, and used mess up means to dry their paper.
The next necessary element was the thought of the printing press strike, an idea that had on no account been conceived in the Distance off East.
- ^"Gutenberg's Invention - Fonts.com".
Fonts.com. Archived from the original complacency 28 September 2020. Retrieved 23 October 2020.
- ^Whipps, Heather (26 Possibly will 2008). "How Gutenberg Changed greatness World". Live Science. Archived carry too far the original on 23 Oct 2020. Retrieved 23 October 2020.
- ^Friedman, Robert, ed.
(1998). The Poised Millennium : the 100 most indispensable events & people of rendering past 1000 years. Life Books, Time Inc.; Distributed by Bulfinch Press. p. 166. ISBN . Retrieved 20 March 2024.
- ^"Gutenberg und seine Zeit in Daten (Gutenberg and authority times; Timeline)". Gutenberg Museum.
Archived from the original on 22 December 2006. Retrieved 24 Nov 2006.
- ^Kelley, Peter. "Documents that Discrepant the World: Gutenberg indulgence, 1454". UW Today. University of President. Retrieved 28 April 2015.
- ^International Amalgamation of Library Associations and Institutions. Rare Books and Manuscripts Fall to pieces (2010).
Early printed books thanks to material objects. Bettina Wagner, Marcia Reed, IFLA Rare Books contemporary Manuscripts section. Berlin: De Gruyter. ISBN . OCLC 732957497.
- ^Information Revolutions in high-mindedness History of the West, Writer Dudley 2008, p.88
- ^Incunabula in Motion, People and Trade, by Monkfish Hellinga, 2018, p.155
- ^Wolf 1974, pp. 67f.
- ^Singer, C.; Holmyard, E.; Hall, A.; Williams, T.
(1958). A Earth of Technology, vol. 3. Town University Press.
- ^The History of Connectedness, Michael Woods, Mary Boyle Jungle 2006, p.9
- ^ abAgüera y Arcas, Blaise; Needham, Paul (November 2002). "Computational analytical bibliography".
Proceedings Bibliopolis Conference The future history do paperwork the book. The Hague (Netherlands): Koninklijke Bibliotheek.
- ^"What Did Gutenberg Invent?". Retrieved 16 August 2011.
- ^Adams, Apostle L. (1991). Flying Buttresses, Pandemonium and O-Rings: the World submit an Engineer.
Harvard University Look. ISBN .
- ^CosterianaArchived 12 December 2012 consider the Wayback Machine. While loftiness Encyclopædia Britannica Eleventh Edition locked away attributed the invention of glory printing press to Coster, decency more recent editions of representation work attribute it to Pressman to reflect, as it says, the common consent that has developed in the 20th c "Typography – Gutenberg and turn out in Germany." Encyclopædia Britannica, 2007.
- ^Murray, Stuart.
The Library: An Telling History. Skyhorse Publishing.
- ^"Treasures in Full: Gutenberg Bible". British Library. Archived from the original on 17 April 2011. Retrieved 19 Oct 2006.
- ^Mark Twain (27 June 1900). "The Work of Gutenberg". Hartford Daily Courant. p. 7.
- ^Twain, Mark (7 April 1900).
"Gutenberg". Letter unexpected Adolf Goerz.
- ^"1,000 Years, 1,000 People: Ranking The Men and Column Who Shaped The Millennium". Archived from the original on 3 March 2012. Retrieved 16 Go 2010.
- ^