Printing plate

A plate for printing Admiralty Standard cards -consists of a steel printing plate engraved with a 6.75" (17.1cm), graduated to 1/4 points and quadrantally in degrees. Has a "Royal Crown" below N point decoration.

Object Details

ID: ACO0977
Type: Printing plate
Display location: Not on display
Creator: Unknown
Date made: 1840
Credit: National Maritime Museum, Greenwich, London, Admiralty Compass Observatory
Measurements: Overall: 5 mm x 224 mm x 215 mm