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Straight Slide Rule For Chemical Equivalents, by W. Cary, London, Early 19th Century

Inventory Number 40514

Acknowledgement: © History of Science Museum, University of Oxford, inv.40514

Item type
Object
Makers
W. Cary
Primary inscriptions
Printed obverse titled "Chemical Equivalents" with partly legible publication note at bottom "Publish'd by W. Cary. 182 Strand. Jan. 1. 1814.". (recostructed from in. 35685). Printed sheet stuck on the reverse "THE | LOGOMETRIC SCALE | OF | Chemical Equivalents".
Physical material
Wood
Paper
Dimensions
Height: 320mm Width: 65mm
Inventory No
40514

Description

A wooden block with the names of various chemicals written on it. A central rod with a scale can be slid up and down to align the numbers with the list of chemicals.

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