Reflecting Circle


This incomplete Borda-type reflecting circle belonged to Augustana College in Rock Island, Illinois, and may have been acquired when that school was established in 1860. The inscription reads "J. & I. Hardy, London."

Date Made: nineteenth century

Maker: J. & I. Hardy

Location: Currently not on view

Place Made: United Kingdom: England, London

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


Exhibition Location:

Credit Line: Augustana College

Data Source: National Museum of American History

Id Number: 1987.0196.04Catalog Number: 1987.0196.04Accession Number: 1987.0196

Object Name: reflecting circle

Measurements: overall: 10 in; 25.4 cmoverall: 3 1/8 in x 10 1/2 in; 7.9375 cm x 26.67 cm


Record Id: nmah_1197877

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