4) Rocky Mountain Spotted Fever: This disease is caused by a bacterium known as Rickettsia rickettsia. This disease is not transmitted directly from your pet to you, but rather by ticks that your dog may carry.
Home Johann Gutenberg Johann Gutenberg. Johann Gutenberg invented the printing press in the 1450's, and the first book to ever be printed was a Latin language Bible, printed in Mainz, Germany. Gutenberg's Bibles were surprisingly beautiful, as each leaf Gutenberg printed was later colorfully hand-illuminated.
Confidence votes 15.8K. johannes gutenburg invented the printing press which had many impacts like: There was a viable alternative to documents being written by hand. Clerics and scribes had the job of copying texts as the only means of written publications. The manual process limited the range of books and certainly limited the availability of the written word to people.