Christie, William Henry Mahoney, Sir, 1845 - 1922 (Knight, astronomer)
Person
Found in 2 Collections and/or Records:
Sub-Series
Papers on determining galvanic longitudes, 1878 - 1888
Sub-Series
Reference Code: GBR/0180/RGO 6/640
Scope and Contents
Correspondence and papers concerning proposals and operations to determine, with the assistance of the Royal Observatory, the longitude of Lisbon, Leiden, the Cape Observatory, Gibraltar, places in Australia, New Zealand and Egypt, and Mauritius; and the difference in longitude between Malta and Bombay. The papers include errors of the Greenwich clock; observations of telegraph signals; J.W. Green's abstract of the Greenwich - Lisbon - South American longitudes; the exchange and summary of...
Dates:
1878 - 1888
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
File
Papers on photography and astronomy, 1876 - 1878
File
Reference Code: GBR/0180/RGO 6/489
Scope and Contents
Miscellaneous scientific works concerned with the appliance of photography to astronomy, including tables for the conversion of millionths of an atmosphere to millibars; a paper by R. Applegarth on the feasibility of public street lighting by electricity; a report on the extension of ocean telegraphs in South Australia; articles on the earthquake of 28 January 1878; inspection of Navy telescopes; notes on lamps for lighthouses; inequalities of angles of incidence and reflection illustrated...
Dates:
1876 - 1878
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
Additional filters:
- Subject
- Australia 1
- Bombay 1
- Córdoba 1
- Egypt 1
- Electricity 1
- Gibraltar 1
- Leyden 1
- Lisbon 1
- Longitude 1
- Malta 1
- Mauritius 1
- New Zealand 1
- Photography 1
- South America 1
- South Australia 1
- Sydney 1
- Telegraphy 1 + ∧ less
∨ more