Octagonal brass crosshead with compass

Octagonal brass crosshead with compass, marked S. L

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Octagonal brass crosshead with compass, marked S. L
Science Museum Group
© The Board of Trustees of the Science Museum

Octagonal brass crosshead with compass, marked S. L. with triple candlestick, cardinal points having half slit half thread in opposition, the intermediate quarters being slits. Compass marked 0(1)360, numbered 0(20)340, N,S,E,W marked, in pine case

Details

Category:
Surveying
Object Number:
1998-771
Materials:
instrument brass, box wood
Measurements:
crosshead: 7.0866 in.; 18 cm
type:
crosshead
credit:
Manchester Museum of Science & Industry