MARC, promo, c.1930
Serial Number or Date Stamp:
|Country: FRA||Primary construction material: pl||Case included?: yes|
General Description: Basic linear Mannheim slide rule
Length of 1 decade = 5 in, and overall scale length = 5 in. The largest physical dimension is 5 in.
Front Scales: in /| A [ B C ] D
Notes: Made in France; blank promo type; Kathy from FindGreatStuff (Medford, NJ): This rule belonged to my Dad who worked as an engineer for RCA Camden from the 30s through their demise. All the best…
Date Acquired: 10/29/2016