Pp786-sandstone Drafting Triangle 1922 Patent Poster is a piece of digital artwork by Cole Borders which was uploaded on March 11th, 2020.
Pp786-sandstone Drafting Triangle 1922 Patent Poster
Displayed is a vintage patent illustration for a computing instrument, designed by Le Roy J. Leishman. The instrument appears to be a type of set... more
by Cole Borders
Title
Pp786-sandstone Drafting Triangle 1922 Patent Poster
Artist
Cole Borders
Medium
Digital Art
Description
Displayed is a vintage patent illustration for a computing instrument, designed by Le Roy J. Leishman. The instrument appears to be a type of set square with various scales and measurements, patented on October 24, 1922 as indicated by the text. It includes intricate details and notations relevant to its use in mathematical or technical drawing applications.
Uploaded
March 11th, 2020
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