Beck Pocket Aneroid Barometer

Description
This small brass instrument, 2½ inches diameter, was owned by Spencer Baird, the second Secretary of the Smithsonian Institution. The silvered face is marked: R. & J. Beck / London, with serial number 516. The pressure scale around the circumference of the face extends from 15 to 31 inches of mercury. The altitude scale extends from 0 to 18,000 feet. The instrument is stored in a round, red leather case.
R. & J. Beck was in business, as such, from 1865 to 1895.
Location
Currently not on view
date made
1865-1895
maker
R. & J. Beck
place made
United Kingdom: England, London
Measurements
overall: 2.3 cm x 6.2 cm; 29/32 in x 2 7/16 in
ID Number
PH.284273
accession number
55865
catalog number
284273
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Barometers
Data Source
National Museum of American History, Kenneth E. Behring Center

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