John F. Earhart & Richardson
John F. Earhart The Color Printer 1893 Earhart used 37 ink colors in six impressions.
Sheaff : ephemera
A place for show-and-tell, wondering aloud, and wandering the trails of curiosity . . . Comments, corrrections, additional information, fresh insights, other interpretations, more images, or related observations will be welcomed!
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