Artifact Details

Title

Log-Log Duplex Trig slide rule case

Catalog Number

XD50.76B

Type

Physical object

Manufacturer

Keuffel & Esser Company

Place Manufactured

U.S.

Identifying Numbers

Other number 4080-5 Stamped on front of flap

Dimensions

1/4 x 1 1/2 x 22 in.

Description

Log-Log Duplex Trig slide rule case consists of a log rectangular case with flap and securing loop on one end. Logo "K+Σ" is embossed within a circle on closing flap. Handwritten text on the inside of the flap reads, "DICK CLAYTON | ΣAE".

Category

Miscellaneous/carrying case

Credit

Gift of Dick Clayton

Lot Number

XD50.76

Related Records

XD50.76 Log-Log Duplex Trig Slide Rule