Vertical force instrument needle

Needle for the miniature dip circle used as a vertical force instrument.

Object Details

ID: ACO1496.1
Type: Vertical force instrument needle
Display location: Not on display
Creator: Dover, A. W.
Date made: 1880
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 22 mm x 75 mm x 47 mm
Parts: Vertical force instrument
  • Vertical force instrument needle (ACO1496.1)
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