ORIGINAL Otis King Calculator Pamphlet Antique Vtg User Patent Ad Ephemera

Description

Original Fold-Out Pamphlet for Otis King Calculators (like the example in the inset; actual calculator not included).
Folds out like a map to 6 pages total. Please note the holes.
This item will be packed in a waterproof sheet protector, in case it rains, within a stiff cardboard mailer.
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