Planimeter arm

Planimeter arm with a hinge, made from metal.

Object Details

ID: NAV1800.2
Type: Planimeter arm
Display location: Not on display
Creator: Unknown
Date made: Unknown
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 29 mm x 192 mm x 9 mm
Parts: Lippincott Planimeter (Planimeter)