'Practical Rules for making telegraphic signals'.

'Practical Rules for making telegraphic signals; with a description of the two-armed telegraph invented in 1804 by Lieutenant Col Pasley RE (Formerly L1965-56)

Object Details

ID: SIG/D/7
Type: Manuscript
Display location: Not on display
Date made: 1804-01-01 - ?; 1804
Credit: National Maritime Museum, Greenwich, London
Parts: Signals: Theory (Manuscript)