Spiral slide rule, Stanley Optician Great Turnstile, with Bakelite handle

Description

Accession[2013.0112] Business machines, office equipment and ephemera of the National Mutual Life Association of AustralasiaIdentifierUMA-ITE-2013011200031Scope and ContentThis spiral slide rule is made of mahogany and brass. Its middle axis is fixed to a handle and contains useful equations, logarithms and tables for actuarial use. The calculator core is made of a resin and Bakelite-impregnated art paper. Its use was similar to that of the Fuller Slide Rule.
Inscription: Stanley Optician / Great Turnstile / London'
Place of manufacture: London, EnglandAccess StatusOpen for public accessRequest TypeRequest item

Provenance

CreatorNational Mutual Life Association of AustralasiaRoleProvenance

Dates

Date1916

Description Control

Previous System ID2013.0112.00031

Characteristics

Genre/FormCalculatorsDimensions42(H)x10cm(Diameter)

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Spiral slide rule, Stanley Optician Great Turnstile, with Bakelite handle