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ddb 20100812 010-006
ddb 20100812 010-006

Frederick Post Company Versatrig sliderule. This is the one I used most in highschool (though it belonged to my father).

Frederick Post Company; Versatrig; sliderule

IPTC Information

Caption: Frederick Post Company Versatrig sliderule. This is the one I used most in highschool (though it belonged to my father).

Date: 2010:08:12

Location: Blaisdell Poly, Minneapolis, MN, USA

Keywords: Frederick Post Company; Versatrig; sliderule

Photographer: David Dyer-Bennet, Copyright 2010

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ddb 20100812 010-006
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David Dyer-Bennet