London
Found in 1992 Collections and/or Records:
Letter from J. Brazill to the Board of Longitude, 1818-03-12
Concerning his method of finding true time or longitude by a true amplitude or Azimuth by observation at the sun's rising or setting.
Letter from J. Brazill to the Board of Longitude, 1819-02-17
Three letters.
Letter from J. Brazill to the Board of Longitude, 1819-03-26
Three letters.
Letter from J. Brazill to the Board of Longitude, 1819-03-15
Three letters.
Letter from J. Combre on an instrument for finding longitude, 1811-05-14
Letter from J. Herbert to the Board of Longitude, 1820-07-12
Proposal and two related letters.
Letter from J. Herbert to Thomas Hurd, 1820-07-12
Originally enclosing the letter and proposal at [RGO 14/37: 274] and [RGO 14/37: 275-281] for the attention of the Board of Longitude.
Letter from J Johnson to Erasmus Darwin (1731-1802) written at London, with a separate letter (see DAR 227.1: 138) written on the reverse, 1791-07-23
Letter from J Johnson to Erasmus Darwin (1731-1802); written at London. With a separate letter from Erasmus Darwin to Josiah Wedgwood (see DAR 227.1: 138) written on the reverse
(Letter)
Letter from J Johnson to Robert Waring Darwin; written at London, 1803-05-20
Letter from J Johnson to Robert Waring Darwin; written at London
(Letter)
Letter from J. Manderson to Dr Thomas Young, 1828-05-29
Enclosing the paper at [RGO 14/35: 467-470].
Letter from J. Marshall to Dr Thomas Young, 1823-03-31
Includes lunar observations.
Letter from J. Marshall to Dr Thomas Young, with a printed proposal attached, 1822-08-13
On finding a ship's place at sea in the absence of an observation and on ascertaining the velocity of currents.
Letter from J. Pimlot to George Gilpin, 1803-10-25
With a copy of a reply to Pimlot [RGO 14/38: 235].
Letter from J. Riboult, 1822-05-15
Addressed to the members of the English parliament and to the Academy of Sciences.
Letter from James Bamber on an improved log, 1820-07-29
Letter to Dr Thomas Young concerning his improved log to estimate a ship's velocity, with a description of the instrument. Bamber requests to know what proof the Board required to prove its efficacy.
Letter from James Biggs to Dr Thomas Young, 1824-05-25
Enquiring about the transmission of astronomical calculations and instruments for new experiments to Captain Parry.
Letter from James Brisbane to Sir Harry Parker, 1787-01-31
Outlining his solution to the longitude problem.
Letter from James Brisbane to the Board of Longitude, 1786-08-28
In which Brisbane proposes a demonstration of his solution to the longitude problem.
Letter from James Burns to Dr Thomas Young, 1823-09-12
Two letters and a proposal.
Letter from James Burns to Dr Thomas Young, 1823-10-10
Two letters and a proposal.
Letter from James Callenden on a stand for a telescope to be used at sea, 1820-07-10
Letter from James Callender on a stand for using a telescope at sea, 1818 - 1826
Sent to Dr Thomas Young.
Letter from James Fitt to Dr Thomas Young, 1784 - 1828
Two letters.
Letter from James Fitt to Dr Thomas Young, 1784 - 1828
Two letters.
Letter from James Fosbury to Dr Thomas Young, 1819-11-23
With an index of names.