Artifact Details Title Slide rule Catalog Number 102631683 Type Physical object Description The oject consists of a slide rule and leather case. Both the slide rule and the case have yellow ahdesive sitckers with the donor's ID number handwritten in black ink. Date 1941 ca. Manufacturer Roos Company Place Manufactured U.S. Identifying Numbers Model number SR-109 Other number S449 Donor's ID number for rule Dimensions overall: 7/16 in x 12 1/8 in x 2 1/8 in Category Pre-computer/slide rule Credit Gift of Mike Konshak Lot Number X3741.2007
