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Keuffel & Esser Wooden Slide Rule, Serial Number 4133
Wonderful find this K & E (Keuffel & Esser) Wooden Slide Rule Made in New York, USA.
This series Rule was one of the last wooden Slide Rules produced before K&E introduced its plastic Side Rules series.
Made of wooden mahogany construction covered in celluloid.
This beautiful rule comes in its original leather carry case and its original cardboard box. This is a true collector piece.
Previous owner, Clifford Trudell Minneapolis Minnesota and attended Dunwoody College.
Circa, Early 1900s
Marked, Keuffel & Esser, Serial Number 4133, B.&S.I. Gauge.
Measures, rule is 8 3/8” long.
Condition, very very good condition, cardboard box has lots of wear.
Please see all photos as they are part of the description.
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Sku# 6475
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