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showing 123 archive results

Hefford's cypher telegraphy [n.d.] (Manuscript) MER/98
Letter from Robert Scott to Allan Everett, H.M.S. DEFIANCE, Devonport, 13 April. (Manuscript) MER/97
Private Signals (Manuscript) MER/100
Marking of Funnels of H.M. Ships. (Manuscript) MER/99
Pencil diagram of lamp base with mathematical equations. (Manuscript) MER/96
Robinson's secret signalling with ultra violet ray. 1914. (Manuscript) 1914 - 1914 MER/91
Envelope containing miscellaneous documents and reports on signal matter. (Manuscript) 1880 - 1904 MER/28
'A Systematic Scheme for Forming & Disposing and Stationing Signals' by Sub Lieutenant A. F. Everett. 1891. (Manuscript) 1891 - 1891 MER/30
Envelope containing various signal books, pamphlets, and letters. (Manuscript) MER/25
'Diagram Battle Signals' by Commander J. H. Brown. 1859. Contains 5 basic signals for use as Battle Signals. (Manuscript) 1859 - 1863 MER/27
General Signals (Manuscript) MER/23
New Automatic Gas Light (Imperial Light). 1905. (Manuscript) 1905 - 1905 MER/110
Correspondence re. Sub Lieutenant C. P. Cotton-Stapleton's Invention for Night-Signalling at Sea. 1906. (Manuscript) 1906 - 1906 MER/105
Scheme for the Improvement of Night Signalling. 1896. (Manuscript) 1896 - 1896 MER/104
Scheme for the Improvement of the System of Night Signalling. (Manuscript) MER/107
Night Flashing Signals. 1893 including letters about night flashing signals. (Manuscript) 1893 - 1893 MER/103
Navy Flashing Signals (letters and photographs). 1891. Printed correspondence (1861-91) between Admiral Colomb and the Admiralty re. his invention of night flashing signals for the Fleet, particularly payment thereof (Manuscript) 1861 - 1891 MER/102
Report on trial of Imperial Light. 1905. (Manuscript) 1905 - 1905 MER/114
Edison & Swan. Flashing lamp. 1910. (Manuscript) 1910 - 1910 MER/78
Correspondence and papers re. Disc Signalling, including 'Handbook on Signalling by Means of Discs, Invented by Lieut.-Colonel B. R. Dietz' (1908) and 'Memorandum for Signalers who are detailed to carry the Signalling Disc'. (Manuscript) 1908 - 1908 MER/71
David Smith Wright's invention for ships to locate each other in a fog. 1913. (Manuscript) 1913 - 1913 MER/87
Electric signals & lighting of ships. 1911. (Manuscript) 1911 - 1911 MER/82
Correspondence re. Royland Tubb's proposal of coloured lights for signalling. 1906. (Manuscript) 1906 - 1906 MER/58
Correspondence re. Mr Liwentaal's cryptographic instruments. 1906-7. (Manuscript) 1906 - 1907 MER/60