Moore Water Current Meter

Benjamin Theophilus Moore, a British mathematician and engineer who conducted hydraulic experiments on the Nile in 1873, submitted this model of a water current meter to the U.S. Patent Office in 1875.
Ref: Benjamin T. Moore, “Improvement in Ships’ Logs,” U.S. Patent 169,024 (1875).
Benjamin T. Moore, On a Current Meter, a Deep-Sea Current Indicator, and an Improved Ship’s Log (London 1876).
Arthur H. Frazier, Water Current Meters in the Smithsonian Collections of the National Museum of History and Technology (Washington, D.C., 1974), p. 68.
Currently not on view
Object Name
water current meter
date made
overall: 9 1/2 in x 6 1/4 in x 20 in; 24.13 cm x 15.875 cm x 50.8 cm
ID Number
accession number
catalog number
patent number
Patent Models
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Water Currents
Data Source
National Museum of American History, Kenneth E. Behring Center

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