Postal rule

Postal ruler in a customised box. Covered with varnished paper with a perpetual calendar at one end. Rotating knob with days of the week. Scale of centimetres and inches. Post office instructions and postal prices. View on Clacton - of - Sea.

Object Details

ID: AST0697
Collection: Astronomical and navigational instruments
Type: Postal rule
Display location: Not on display
Creator: Unknown
Date made: circa 1870
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 235 mm x 20 mm; Box: 56 x 310 x 70 mm