Improved Thomson Deflector

Improved Thomson Deflector, with large numerals on the scale. Patent number 65.

Object Details

ID: ACO1509
Type: Deflector
Display location: Not on display
Creator: White, James
Date made: circa 1876
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 78 mm x 144 mm x 54 mm
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