Collotype
Photographic printing process / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Collotype?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
Collotype is a gelatin-based photographic printing process invented by Alphonse Poitevin in 1855 to print images in a wide variety of tones without the need for halftone screens.[1][2] The majority of collotypes were produced between the 1870s and 1920s.[3] It was the first form of photolithography.[4]