Meurand Graphometer

Description
The semicircle of this graphometer is graduated to single minutes, numbered clockwise and counterclockwise, and is read by verniers at either end of the alidade to 6 minutes. The "Meurand à Paris” signature refers to an instrument maker who worked in Paris in the latter years of the 18th century.
Ref.: Maurice Daumas, Scientific Instruments of the Seventeenth and Eighteenth Centuries, English trans. by Mary Holbrook (New York, 1972), p. 100 and p. 282.
Location
Currently not on view
maker
Meurand
place made
France: Île-de-France, Paris
Measurements
overall: 10 1/2 in; 26.67 cm
overall: 4 1/4 in x 11 1/4 in x 5 7/8 in; 10.795 cm x 28.575 cm x 14.9225 cm
ID Number
PH.318175
catalog number
318175
accession number
232130
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Surveying and Geodesy
Data Source
National Museum of American History, Kenneth E. Behring Center

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