Searchlight Signalling. 1914. Five letters relating to a trial of a searchlight, which uses ultra violet rays for secret signalling.

Searchlight Signalling. 1914. Five letters relating to a trial of a searchlight, which uses ultra violet rays for secret signalling.

Record Details

Item reference: MER/90; MS1967-12
Catalogue Section: Artificial collections previously assembled
Level: ITEM
Extent: 1 volume
Date made: 1914 - 1914
Creator: HMS Mercury
Credit: National Maritime Museum, Greenwich, London