Title
Slide ruleCatalog Number
102631757Type
Physical objectDescription
Object consists of slide rule and case.Date
1947 ca.Manufacturer
Keuffel & Esser CompanyPlace Manufactured
U.S.Identifying Numbers
Model number | N4081-3 | |
Other number | 1947 | Copyright date printed on edge of object |
Other number | S014 | Donor's ID number for rule |
Serial number | 660187 |