Artifact Details Title Slide rule Catalog Number 102666566 Type Physical object Description The object consists of a slide rule and leather case. Scratched into the back of the case is "Eugene Mulder" and the initials are engraved into one end of the slide rule. Manufacturer Dietzgen Place Manufactured U.S. Identifying Numbers Model number 1733 Other number S287 Donor's ID number for rule Serial number B506105 Dimensions in case: 7/8 in x 13 in x 2 1/2 in Category Pre-computer/slide rule Credit Gift of Mike Konshak Lot Number X3741.2007