A series of items on signalling from 1909 including Hollis' Miniature Flash Tutor, Macdonald's signalling methods and a series of lectures of signalling.

See item records.

Object Details

ID: MER/74-76
Type: Manuscript
Display location: Not on display
Date made: 1909-1953
Credit: National Maritime Museum, Greenwich, London
Parts: H.M.S. Mercury (Manuscript)