1960s Manual Pocket Calculator
This great little vintage pocket calculator is from the 1960s before electronic calculators became more compact and affordable. Does addition,
VINTAGE RUSSIAN POCKET MECHANICAL CALCULATOR SLIDE RULE KL-1 1960s +ENG MANUAL
1960s Kingson Magic Pocket Calculator
Raċanċ - Here's a very primitive calculator from the 1960s / 1970s. The Addiator Universal, one of the most popular calculators of this sort is composed of sheet-metal sliders inside a metal
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