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showing 123 archive results

Instrument for Signal Instruction, constructed and designed by George Mears. 1907. (Manuscript) 1907 - 1907 MER/64
'Captain Gavin's Simplex Code for Day and Night Signalling'. 1907. (Manuscript) 1907 - 1907 MER/66
Methods of Signalling in the Imperial Japanese Navy. 1906-09. (Manuscript) 1906 - 1909 MER/61
Proposal for Changes in the Numeral Signs. 1893. [Pages 1, 27-28 only] (Manuscript) 1893 - 1893 MER/32
Detailed particulars of Imperial Automatic Lights from United Engineering Co. Ltd. to Commander H. G. Sandeman (School of Signalling), 14 November 1905. (Manuscript) 1905-11-14 - 1905-11-14 MER/116
Diagrammatic cross-section of lantern (3/4 size). (Manuscript) MER/120
Diagrammatic cross-section of base of lantern (3/4) size. (Manuscript) MER/119
Memo re. further trials of Automatic Gas Light. 1905. (Manuscript) 1905 - 1905 MER/112
Quotation from United Engineering Co. Ltd. to Commander H. G. Sandeman (School of Signalling), 13 October 1905. (Manuscript) 1905-10-13 - 1905-10-13 MER/115
Letter, H.T. Buller to Everett, Admiralty House, 22 May [1900], re. direct flashing lamp. (Manuscript) 1900-05-22 - 1900-05-22 MER/42
Letter, Watson to [A. F.] Everett, Malta, 8 December 1901, re. possible visit by Mr Mitcay who has invented an instrument for quickly changing cipher messages. (Manuscript) 1901-12-08 - 1901-12-08 MER/45
Front cover only of folder entitled Flags. 1905 - 1914. (Manuscript) 1905 - 1914 MER/57
An edited publication of Organisation of wave lenghts. (Manuscript) MER/92
Secret Signals for Electric Telegraph. 1855. (Manuscript) 1855 - 1855 MER/26
Envelope marked Admiral Beaufort. Contains loose sheets boats signals vocabulary. (Manuscript) MER/21
Foreign Pigeon Service Organisation. (Manuscript) 1896 - 1903 MER/109
General Index to Day Signals from the Admiral. (Manuscript) MER/22
Signal Book. Includes vocabulary of up to 966 signals; Convoy signals. Loose paper - indicates may have belonged to Beaufort at some point. (Manuscript) MER/17
Loose leaf Signal Book, with numerous pendant and vane signals. (Manuscript) MER/16
Numeral Signal book up to 129. (Manuscript) MER/19
Letters and papers re. Professor Forbes' Invention for Destroyer Recognition Signals. 1903-06; included in folder is Lieutenant Buckle's System of Recognition Signals. (Manuscript) 1903 - 1906 MER/51
Signal Book with up to 2998 signals. (Manuscript) MER/13
Signal Book with vocabulary of 464 signals, and Convoy signals. (Manuscript) MER/14
Untitled Signal Book. Possibly 1781. A General Signal Book printed by Congdon No.52 Fore Street Dock. (Manuscript) MER/11