Azimuth compass

Made:
1840-1860 in London
maker:
Spencer, Browning & Co.
Dry azimuth compass, 7 1778-1784 Azimuth compass, 7 inch, by Spencer & Browning

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Dry azimuth compass, 7
Science Museum Group
© The Board of Trustees of the Science Museum

1778-1784 Azimuth compass, 7 inch, by Spencer & Browning
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Dry azimuth compass, 7", on gimbals fitted with moveable sighting line for taking azimuths, and a prismatic optical system. Made by Spencer, Browning & Co., London, 1840-1860.

Details

Category:
Navigation
Object Number:
1917-62
Materials:
incomplete: no lid., copper (alloy), brass (copper, zinc alloy), glass, lead (metal), cotton (fibre), paper (fibre product), silver (metal) and mica
Measurements:
overall (with stand): 232 mm x 240 mm x 233 mm, 5.16kg
type:
variation compass and magnetic compass
credit:
Wiggins, F. and Sons