Deal
Found in 32 Collections and/or Records:
Accounts for scientific studies, 1855 - 1880
Undated financial accounts for various scientific studies, including the time ball at Deal; transit of Venus, 1874; New Lunar theory; Arctic expedition; Loan Exhibition of Scientific Instruments at South Kensington; reductions of Sydney, Roorkee, Adelaide and Melbourne; colonial transit of Venus results; longitude of Vienna and Berlin; and Mr Gill's expedition.
Correspondence on chronometers, 1947 - 1963
Correspondence on the Deal Time Ball, 1877 - 1913
Correspondence on the Deal time ball, 1852 - 1855
Correspondence regarding the time ball at Deal, much of it concerning the construction of the station. The correspondents include Sir F. Beaufort, J.T. Walker, W. Richards and A. Hall. The papers include a diagram of triangulation between St Peters, Thanet, Dover Castle and Paddlesworth.
Correspondence on the Deal time ball, 1855 - 1858
Correspondence with J. Washington, J.C. Clark and C.V. Walker and others regarding the time ball at Deal. There is also a plan of the magnets of the Deal Time Ball and two maps of the South Eastern Railway and connecting railways in Europe.
Correspondence on the Deal time ball, 1858 - 1863
Correspondence on the day to day running of the time ball at Deal, its telegraphic communications with Greenwich, and the transfer of ownership from the Admiralty to the South Eastern Railway. The correspondents include C.V. Walker, J. Washington and C.E. Paget.
Correspondence on the Deal time ball, 1864 - 1868
Correspondence on the day to day running of the time ball at Deal and its telegraphic communications with Greenwich. There are also papers on the sale of the Deal naval dockyard and time ball; Airy's report on a visit to the Deal Time Ball; instructions and orders for W. Newby, the time ball attendant; and a poster explaining the Deal Time Ball service and the refurbishment of the time ball tower. The correspondents include W.G. Romaine, C.V. Walker and J. Field.
Correspondence on the Deal time ball, 1868 - 1872
Correspondence on the day to day running of the time ball at Deal and its telegraphic communications with Greenwich. There are instructions on cleaning, repairs and failures of current between the Observatory and Deal, and correspondence with W. Newby, the time ball attendant, and with C.V. Walker.
Correspondence on the Deal time ball, 1873 - 1876
Correspondence on the day to day running of the time ball at Deal and its telegraphic communications with Greenwich. There are instructions concerning routine work, repairs and failures of current between the Observatory and Deal, and correspondence with W. Newby, the time ball attendant, and with C.V. Walker.
Correspondence on time balls, 1879 - 1927
Correspondence on time signals, 1884 - 1913
First Assistant's correspondence, 1855 - 1860
Correspondence with the First Assistant concerning the Deal Ball, chronometers, the conical pendulum, general instructions from Airy on Royal matters, etc.
Letter and two printed papers on finding the longitude by an altitude of the moon, 1826-06-05
Sent from Thomas Hedgcock to the Board of Longitude.
Letter from Thomas Hedgcock to Captain Thomas Hurd, 1815-08-24
24 letters, with related papers and observations.
Letter from Thomas Hedgcock to Captain Thomas Hurd, 1816-02-28
Originally enclosing the letter at [RGO 14/35: 295-295a].
Letter from Thomas Hedgcock to Captain Thomas Hurd, 1816-09-04
Originally enclosing the letter at [RGO 14/35: 297-298].
Letter from Thomas Hedgcock to Captain Thomas Hurd, 1818-05-28
Originally enclosing the letter at [RGO 14/35: 300-301].
Letter from Thomas Hedgcock to Captain Thomas Hurd, 1815-02-15 - 1816-02-15
24 letters, with related papers and observations.
Letter from Thomas Hedgcock to Dr Thomas Young, 1827-12-03
24 letters, with related papers and observations.
Letter from Thomas Hedgcock to the Board of Longitude, 1816-02-28
Originally enclosed in the letter to Thomas Hurd at [RGO 14/35: 294-294a].
Letter from Thomas Hedgcock to the Board of Longitude, 1816-09-04
Originally enclosed in the letter to Thomas Hurd at [RGO 14/35: 296-296a].
Letter from Thomas Hedgcock to the Board of Longitude, 1818-05-28
Originally enclosed in the letter to Thomas Hurd at [RGO 14/35: 299-299a].
Letter from Thomas Hedgcock to the Board of Longitude, 1826-09-18
24 letters, with related papers and observations.
Letter from Thomas Hedgcock to the Board of Longitude, 1827-12-03
24 letters, with related papers and observations.
Letter from Thomas Hedgcock to the Lord Commissioners of the Admiralty, 1826-09-23
Enclosing an example of his method for ascertaining longitude.