Greenwich
Found in 281 Collections and/or Records:
Letter requesting permission to carry out magnetic experiments on chronometers, 1832-12-17
Sent from Arnold and Dent to John Pond.
Letter requesting return of Roskell chronometers, 1835-07-22
Sent from Robert and John Roskell via Thomas Hewitt to Thomas Taylor.
Letter requesting settlement of an account, 1829-09-05
Sent from Henry Gardner to Thomas Taylor.
Letter requesting start date for chronometers trial, 1829-08-06
Sent from Sutherland Davies & Co. to Thomas Taylor.
Letter requesting that chronometer No. 20 be retained at the Royal Observatory, 1829-10-01 - 1829-10-03
Included is a letter sent from John Croker, Secretary to the Admiralty, to Henry Gardner concerning the purchase of chronometer No. 21. Sent from Henry Gardner to Thomas Taylor.
Letter requesting the return of a chronometer and a statement of its performance rates, 1825-07-18
Sent from James Scott to Thomas Taylor.
Letter requesting withdrawn chronometers to continue to be held at the Royal Observatory in a private trial, 1829-09-14
Sent from John Walker to Thomas Taylor.
Letter restating claim for Carter chronometer to be judged fairly in the light of errors concerning the conduct of the chronometer trial, 1835-02-09
Sent from John Carter to John Pond.
Letter setting out case for Arnold and Dent to be awarded a prize in the chronometer trial, 1835-02-03
Sent from Arnold & Dent to John Pond.
Letter setting out claims for Carter chronometer No. 144 to be judged more highly than others, 1835-02-06
Sent from John Carter to John Pond.
Letters from Maskelyne to Henry Andrews, 1768 - 1811
The letters are primarily from Nevil Maskelyne but include three sent to Andrews by Margaret Maskelyne, following the death of her father.
Letting reporting on repairs undertaken to several chronometers and associated costs, 1831-04-27
Sent from James Moore French to John Pond.
List of chronometers held by Arnold and Dent, 1835-01-23
Sent from Arnold and Dent to Thomas Taylor.
Miscellaneous newscuttings, 1915 - 1959
Note reporting on repairs to chronometer Nos. 490 and 563, 1828-12-31
Sent from John Roger Arnold to Thomas Taylor.
Notes and tables on various rates of chronometers, 1779 - 1826
Notes on the errors of Earnshaw's timekeepers, 1796-01 - 1797-01
Observation of a meteor seen at Blackheath Hill near Greenwich on 31 July 1794, 1794
Also includes numerous calculations in a separate hand.
Observations and correspondence, 1786 - 1829
Observations and correspondence regarding miscellaneous astronomical matters.
Paper from William Garrard, 1820
On augmenting the moon's horizontal parallax to enable more correct reductions of lunar observations and computations of lunar eclipses.
Papers on Greenwich Park, 1876 - 1912
Papers on Royal Astronomical Society, 1853 - 1854
Prints of drawings or engravings, chiefly of the Royal Observatory, Greenwich; also plan of the Observatory, 1730 - 1990
Various prints from original drawings and engravings, with some later copies. Subjects include views of Flamsteed House, the Royal Observatory buildings, Greenwich Park and environs, and astronomical instruments. A plan of the Observatory is also included.
Note that RGO 116/7/28-30 are outsized and housed separately.
Quadrant and zenith sector observations, 1765 - 1786
Rates of the time-keepers, with their errors, from the mean time of Greenwich, 1801-08-16
Observations made by John Crosley on his voyage to New Holland (Australia) on board HMS Investigator to carry out surveying.