- In 4th century Egypt and 3rd century China they developed Woodblock printing, a major step to modern printing.
-In 1040 the Chinese again made another major advancement, they invented movable Type which used metal blocks to punch in letters
-Johannes Gutenberg invented the Printing Press which allowed books to be produced in much larger quantities. This was a time in which books was only for the rich elite as they are the only ones that could afford the rare books.
-1938 Xerography was invented by Chester Carlton. It was the first ever electronic copying device. It allowed exact copies of documents in a time when most things were copied by hand which allowed many mistakes