Merchant's Slide Rule 4094 and Desk Slide Rules N4096 & 4096M
text
Identifier
2024.39.37
Description
Booklet for the Keuffel & Esser Co. Merchants' Slide Rule and Desk Slide Rules N4096 & 4096M. Includes an introduction and directions on how to perform calculations with the slide rule.
Related Term
Slide Rules (describes)
