Vintage 1925 Keuffel and Esser Slide Rule Model N4053-3
This is a vintage Keuffel and Esser Slide Ruler, model N4053-3. Made in the 1940s, the 10" slide rule was constructed on a mahogany wood frame with a celluloid overlay laminated surface.
The rule is in very good condition with little graphic loss. The glass cursor is missing however the rule has no chips or scratches. Original case is included, lots of wear on the case, but the model number is imprinted as is the K&E logo. The case measures 11" tall by 2" wide at top rim.
Rule Details: K&E N4053-3 S/N 374921 Made in U.S.A. - No cursor Patents - 1.934.232
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