TitleGilson Slide Rule
PublisherSmithsonian Institution. Traveling Exhibition Service
Place of PublicationWashington, D.C.
|Other number||P4455||Verso Pencil|
Dimensionsoverall: 8 in x 10 in
DescriptionB&W. Close up of Gilson Circular Slide Rule. Shows the two cursors, circular lines with numbered divisions. "Gilson Slide Rule Co., Niles, Mich. Patents Pending"
Verso: White paper label " SITES logo This photograph may not be reproduced except for non-profit publicity or educational purposes without written permission from SITES, Washington D.C. 20560"
Title: " Gilson slide rule
Date: c 1900 Lent by The Computer Museum, Boston, MA
From the exhibition \: Computers in your pocket:: The Circulated by the Smithsonian Institution Traveling Exhibition Service
History of Hand Held Calculators Photo credit: D. Bromfield"