Beam compass

Beam compass made of brass and wood, with an extension arm, in a wooden box. One of the brass parts is inscribed 'R96', which is presumably a number allocated by the Hydrographic Office.

Object Details

ID: NAV0513
Type: Beam compass
Display location: Not on display
Creator: Cox, William Charles
Date made: circa 1840
Credit: National Maritime Museum, Greenwich, London. Caird Fund.
Measurements: Overall: 18 mm x 992 mm x 70 mm