Adjusting screw

Adjusting screw, brass sliding attachment for quarter circle limb of quadrant. Rod with circular disc bearing scale. Gimballed bracket attached to rod, good condition. Whereabouts of instrument itself unknown.

Object Details

ID: AST1031
Collection: Astronomical and navigational instruments
Type: Adjusting screw
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 38 mm x 130 mm x 95 mm