Ricoh No. 150 linear slide rule

Object summary

Title: Ricoh No. 150 linear slide rule
Object ID: 2013.013.078
Place made: Japan
Maker: Ricoh
Object type: Slide rule
Major collection: Technology
On view: No

Description

White slide rule with black and red markings. Scales: LL0, LL00, A [B, K, CI, C] D, S, ST, T; reverse: L, LL1, DF [CF, CIF, CI, C] D, LL3, LL2. In brown case embossed with "Ricoh Japan" at the top.

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Ricoh

Maker