Slide Rule for calculating X-Ray Exposures

Slide Rule for calculating X-Ray Exposures

Various

Circa

1914

Maker

Schall and Son

Country of manufacture

UK and Ireland

Categories: Bookshop, Medicine, Scientific, Medical Books, Other Medical Antiques, Calculating

Description

An unusual slide rule for calculating X ray exposures, by Schall and Son, London. Celluloid on wood backing and in good condition. £150

An illustrated catalogue of Electro-Medical Instruments and their Management, with an Illustrated price list of electro-medical Apparatus, Sixteenth edition , December 1914. £70

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GB Fletcher

Fletcher Wallis

Fletcher Wallis sells objects and books relating to the history of science, medicine and technology Arcade. He publishes books through Vernier Press, including Antique Medicine Chests, and Corkscrew Patents from 1795. He has been dealing for forty eight years.

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