Otis King's Pocket Calculator Model K
physical object
Identifier
2024.10.35
Description
The cylindrical slide rule has a No. 429 and 430 scale, manufactured and sold by Carbic Ltd. in London from 1922 to 1972. The black box contains a brown zip up leather slide rule holder, an instruction manual, a ruler, and a page with notes on it.
Related Term
Pocket Calculators (is described by)
