Pp546-slate Stock Telegraphic Ticker 1868 Patent Poster is a piece of digital artwork by Cole Borders which was uploaded on March 12th, 2020.
Pp546-slate Stock Telegraphic Ticker 1868 Patent Poster
Displayed is a technical drawing of a telegraphic indicator invented by E.A. Callahan, as indicated by the text at the top. The document declares the... more
by Cole Borders
Title
Pp546-slate Stock Telegraphic Ticker 1868 Patent Poster
Artist
Cole Borders
Medium
Digital Art
Description
Displayed is a technical drawing of a telegraphic indicator invented by E.A. Callahan, as indicated by the text at the top. The document declares the patent date as March 31, 1868, and carries the patent number 76,157. The drawing features detailed labeled sections, with a circular dial at the bottom and signatures of the inventor and witnesses at the lower portion.
Uploaded
March 12th, 2020
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