A press to automate liphography - a liphograph - is created by Senefelder as a way to make the process even easier. Demand for liphography increases dramatically and by 1970 there were at least 480 total liphographs in just the United States. (1 janv. 1817 – 1 janv. 1971)
Ajouté au bande de temps:
Date:
1 janv. 1817
1 janv. 1971
~ 154 years