Title page showing of practical geometry and surveying manual showing Pythagoras , Archimedes, a 3-4-5 triangle, numerous drafting and surveying instruments. In: "Geometriae practicae novae et auctae tractatus I[-IV] ..." by Schwenter, Daniel, 1585-1636. Published posthumously in 1641.

Image ID: libr0073, Treasures of the NOAA Library Collection
Photographer: Archival Photograph by Mr. Sean Linehan, NOS, NGS


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