Printing plate

A plate for printing 9.4" Admiralty steering cards -consists of a square steel printing plate engraved with a 9.4" (23.8cm), graduated to 1/4 points and quadrantally in degrees. Has a "Royal Crown" below N point decoration.

Object Details

ID: ACO0979
Type: Printing plate
Display location: Not on display
Creator: Unknown
Date made: 1840
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 3 mm x 303 mm x 304 mm
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