"Dobbie McInnes" Radial Divider for Indicator Diagrams

A blue rectangular piece of card with directions and a diagram on one side and advertising, with three images, on the back.

Object Details

ID: EQS0410.6
Type: Instructions
Display location: Not on display
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 169 mm x 109 mm
Parts: Engine indicator