Artifact Details Title Slide rule Catalog Number 102631558 Type Physical object Manufacturer Nestler Place Manufactured Germany Identifying Numbers Model number 11-ZM Other number P021 Donor's ID number for rule Dimensions overall: 1/4 in x 5 3/4 in x 1 1/4 in Description The object consists of a slide rule and leather slip case. Printed on the back of the slide rule is "Ewald Friederichs, Spezialwrk fur Verdunkelungsanlagen, Friedrichroda/Thur.". Category Pre-computer: slide rule Credit Gift of Mike Konshak Lot Number X3741.2007
