Correspondence re. Mr Liwentaal's cryptographic instruments. 1906-7. | Royal Museums Greenwich

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Correspondence re. Mr Liwentaal's cryptographic instruments. 1906-7.

Correspondence re. Mr Liwentaal's cryptographic instruments. 1906-7.

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Record Details

Item reference:	MER/60; MS1967-12
Catalogue Section:	Artificial collections previously assembled
Level:	ITEM
Extent:	1 volume
Date made:	1906 - 1907
Creator:	HMS Mercury
Credit:	National Maritime Museum, Greenwich, London

Hierarchy

H.M.S. Mercury (Manuscript) (MER)
- Series of items on signalling including instructions of use of Cruiser code ciphers numbers and correspondence about signalling. (Manuscript) (MER/56-60)
  - War Tactical Exercises. 1905. A pamphlet classified Secret, which contains brief instructions on the use of Cruiser Code cipher numbers. (Manuscript) (MER/56)
  - Front cover only of folder entitled Flags. 1905 - 1914. (Manuscript) (MER/57)
  - Correspondence re. Royland Tubb's proposal of coloured lights for signalling. 1906. (Manuscript) (MER/58)
  - Correspondence re. J. Wall's Bridge Signal Monitor Plates. 1906. (Manuscript) (MER/59)
  - Correspondence re. Mr Liwentaal's cryptographic instruments. 1906-7. (Manuscript) (MER/60)

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