Object Record

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Title Slide rule, model 4054 (advanced Mannheim type), 10 inch, made by Keuffel & Esser Co.in Hoboken, no date, circa 1937-1944.
Object Name Rule, Slide
Catalog Number 2008.012.0123
Collection Keuffel & Esser Company Collection
Credit Museum Collections. Gift of a friend of the Museum.
Description Slide rule, model 4054 (advanced Mannheim type), 10 inch, made by Keuffel & Esser Co. in Hoboken, no date, circa 1937-1944. Mahogany with white celluloid, engine engraved; chart on back printed with clear covering; "frameless" (thin aluminum frame) glass cursor with white celluloid slides. Serial number: 268728.

Front scales: A [B C1 C] D K. Back scales: S, L , T.

Front has has company name and the patent number 1,934,232 which was granted in 1933 to Adolf Keuffel for advances in adjustments of this slide rule type (it is related to the three screws on the back.) The cursor has patent number 2,086,502 granted in 1937 for an advanced cursor. With a low serial number in this range, its probable date of manufacture was ca. 1940.

Although marked "N.Y." the company did its manufacturing in Hoboken at this time.
Date 1937-1944
Year Range from 1937.0
Year Range to 1944.0
Search Terms K & E
Keuffel & Esser Co.
Caption front
Imagefile 065\20080120123-2.TIF
Classification Manufacturing
Business & Commerce