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From: The Chicago Printing Trades Blue Book 1911 Edition. (Chicago: A. F. Lewis and Company, 1911.) This is a Nuernberger-Rettig, or Universal Automatic Typecasting Machine.
From: De Vinne, Theodore Low. The Practice of Typography NY: The Century Co., 1900. Digitized by Google. Page 21.
This image depicts one half of a type mold for a typecasting machine, shown with a piece of type in it (the letter H, with two nicks). The "jet" from the casting is of course still present.
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