Title
Slide ruleCatalog Number
102631742Type
Physical objectDescription
Object consists of slide rule and case.Manufacturer
Keuffel & Esser CompanyPlace Manufactured
U.S.Identifying Numbers
Model number | 4088-3 | |
Other number | 8.17.15 | Patent number |
Other number | S488 | Donor's ID number for rule |
Serial number | 199114 |