Computations of the Values of "P" and "C" for various vessels, 1846-1885

Manuscript.

ID:	ACO/4/4
Type:	Manuscript
Display location:	Not on display
Credit:	© Crown copyright. National Maritime Museum, Greenwich, London
Parts:	Compass Department - N Series, 1870-1980 (Manuscript) Papers relating to Sir William Thomson's Compass, 1870-1890 (Manuscript) (ACO/4/1) Dygograms compiled by W. W. Rundell (former secretary, Liverpool Compass Committee), 1889 for HMS POLYPHEMUS, HMS CURLEW and HMS DREADNOUGHT (Manuscript) (ACO/4/2) Papers and Reports relating to Magnetic Observations on various voyages including by HMS CHALLENGER, HMS ALERT and HMS DISCOVERY, 1873-1881 (Manuscript) (ACO/4/3) Computations of the Values of "P" and "C" for various vessels, 1846-1885 (Manuscript) (ACO/4/4) Captain Creaks' Correspondence and Comments, 1884- 1893 (Manuscript) (ACO/4/5) Collected papers on the trials of the improved liquid compass, 1888-1890 (Manuscript) (ACO/4/6) Original Drafts of Minutes by the Hydrographers and Superintendent of Compasses, 1889- 1898 (Manuscript) (ACO/4/7) Various Papers including experiments with dynamos, methods of lighting compasses, trails with search lights and notes by the Hydrographer and Sperintendent of Compasses, 1888-1898 (Manuscript) (ACO/4/8) Details of various inventions and a Magnetic Survey carried out on HMS HAWKE, 1891-1902 (Manuscript) (ACO/4/9) Various Papers and Correspondence re the Piechl Corrector, 1877-1902 (Manuscript) (ACO/4/10) Compass Cards - A proposal to change to 0-360 degrees, 1900 (Manuscript) (ACO/4/11) Inclining Experiments for Heeling Error, conducted by Captain Creak on various ships, 1891-1905 (Manuscript) (ACO/4/12) New Boats Compasses, Competition results and trials, 1890-1891 (Manuscript) (ACO/4/13) Draft Papers to the RUSI, 1889-1899 (Manuscript) (ACO/4/14) Report of the Court Martial on the loss of HMS SERPENT, November 1890 (Manuscript) (ACO/4/15) Miscellaneous Prints and Drawings of Compasses on Compass Positions in HM Ships, 1889- 1906 (Manuscript) (ACO/4/16) A miscellaneous collection of important papers on various compass and magnetic subjects, 1906-1910 (Manuscript) (ACO/4/17) Various Compass Trials involving HMS LION and HMS PRINCESS ROYAL, 1912-1913 (Manuscript) (ACO/4/18) Miscellaneous items of correspondence concerning the deviations of the compass, 1865, 1869 and 1870 (Manuscript) (ACO/4/19) Addendum to M. Arsons Book on the Mariners Compass Compensation, 1871 (Manuscript) (ACO/4/20) Foreign Papers on Compass Correction, Compass Compensation ETC., 1884-1890 (Manuscript) (ACO/4/21) Various Articles, Reports and Correspondence relating to Gyro-Compasses, 1913-1949 (Manuscript) (ACO/4/22) Various Papers realtign to the `S.G. Brown Affaird', 193-1927 (Manuscript) (ACO/4/23) The "S. G. Brown Affair", Copies of the S. G. Brown "House" magazine, 1926-31, which refer to the firms patent case against Sperry, the Admiralty Enquiry under Admiral Philpott and the Royal Commission on awards to inventors. (Manuscript) (ACO/4/24) Trials of the Brown Gyro- Compass in HMS ADVENTURE and HMS ARLESFORD, 1931 (Manuscript) (ACO/4/25) Patents relating to Gyro-compasses, 1915-1937 (Manuscript) (ACO/4/26) Manuscript (ACO/4/27) Admiralty Compass Observatory, 1842-1971 (Manuscript) (ACO/4/28) Manuscript (ACO/4/29) Admiralty Compass Observatory, 1842-1971 (Manuscript) (ACO/4/30)

Computations of the Values of "P" and "C" for various vessels, 1846-1885

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