F.333 Data Sheet MJS-p-0432

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Pickett, B1, 1971

Serial Number or Date Stamp: TS-1

Country: JPN

Primary construction material: bb

Case included?: yes

General Description: Advanced linear log-log polyphase trig/decitrig duplex slide rule

Length of 1 decade = 10 in, and overall scale length = 10 in. The largest physical dimension is 10 in.

Front Scales: LL1- LL2- LL3- DF [ CF CIF CI C ] D LL3+ LL2+ LL1+

Back Scales: LL0- L K A [ B S ST T C ] D R1 R2 LL0+

Notes: Rare, Pickett’s only bamboo slide rule, made by Ricoh; black leather case with belt clip/strap

References: https://sliderulemuseum.com/Pickett.shtml

Date Acquired: 06/25/2026