Pump for gyroscopic sextant

Hand operated air pump.

Object Details

ID: NAV1172.4
Type: Pump for gyroscopic sextant
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 40 mm x 565 mm x 380 mm
Parts: Seekreiselsextant 3D (Gyroscopic Sextant)