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” inscription 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.

Maker: Meurand

Location: Currently not on view

Place Made: France: Île-de-France, Paris

See more items in: Medicine and Science: Physical Sciences, Surveying and Geodesy, Measuring & Mapping


Exhibition Location:

Related Publication: Daumas, Maurice. Scientific Instruments of the Seventeenth and Eighteenth Centuries

Data Source: National Museum of American History

Id Number: PH.318175Catalog Number: 318175Accession Number: 232130

Object Name: graphometer

Measurements: overall: 10 1/2 in; 26.67 cmoverall: 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


Record Id: nmah_748114

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