Gutenberg invented printing, the most consequential invention of the Middle Ages. The technical adve
Gutenberg invented printing, the most consequential invention of the Middle Ages. The technical adventure of Gutenberg is very impressive. The printing press, the paper, the ink... . He manages to assemble all of these items, and to actually print books. Gutenberg tries a new form of layout and introduces a number of other innovations. The visual quality of his printing yields ..最新成人片
