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Old 10-31-2021, 06:42 AM
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Pat R Pat R is offline
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Default If You're Interested in Lithographic Printing You Should Read This

Edward Hett invented a state of the art multi color press in 1899 that he sold to American Lithograph for $300,000.

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Here's the patent on it among many things his design provided accuracy in the registry of each color layer.
https://patentimages.storage.googlea...e/US637603.pdf

He had over 50 patents for the parts and pieces of the press

https://books.google.com/books?id=qV...0press&f=false

Last edited by Pat R; 10-31-2021 at 05:09 PM. Reason: Changed Title
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