Chromatic Wood Type...
They don't print 'em like they used to! Chromatic... ...print 'em like they used to! Chromatic type is a printing process in which the same paper is passed through... ...fferent set of wooden type blocks and a different color each time. It was an exacting process, as everyth... ...y. The book contained 100 pr...
https://www.neatorama.com/2013/10/22/Chromatic-Wood-Type/
