London
Found in 1559 Collections and/or Records:
Letter from John Newton to Nevil Maskelyne, 1788-10-26
Concerning his invention 'for discovering the longitude by a true bearing' which involved 'a real timepiece', and which he claims much exceeded calculations based on lunar distance; addressed from Whitehaven, Cumberland.
Letter from John Pine to Sir Harry Parker, 1790-12-04
Concerning an improved compensation pendulum.
Letter from John Pond to Captain Thomas Hurd, 1811-06-07
Concerning remuneration for Matthew and Samuel Ward Flinders for recalculating observations from HMS Investigator.
Letter from John Pond to Captain Thomas Hurd, 1811-06-18
Concerning observations made by Captain Matthew Flinders.
Letter from John Pond to [the Board of Longitude], 1811-06-10
Originally enclosing a letter from Captain Flinders.
Letter from John Roger Arnold concerning damage done to chronometer No. 176, 1805-07-11
The chronometer was to be brought on a voyage under Captain Bligh.
Letter from John Roger Arnold to the Board of Longitude, 1805-12-12
Letter from John Roger Arnold to the Board of Longitude, 1809-03-02
Letter from John Shaw to Dr Thomas Young, 1827-08-27
Two letters.
Letter from John Shaw to the Board of Longitude, 1827-08-17
Two letters.
Letter from John Stoyle to George Gilpin, 1803-12-31
Three letters.
Letter from John Stoyle to Nevil Maskelyne, 1803-12-12
Three letters.
Letter from John Stoyle to the Earl of St. Vincent, 1803-12-04
Three letters.
Letter from John Tulloch to Sir Joseph Banks, 1788-12-06
Originally enclosing the paper at [RGO 14/45: 322-326].
Letter from John Tulloch to Sir Joseph Banks, 1789-05-08
Originally enclosing the paper at [RGO 14/45: 331-335].
Letter from John Turner to Lord Mulgrave, 1808-05-31
Three letters and a printed handbill.
Letter from John Turner to William Wales, 1796-05-01
Three letters and a printed handbill.
Letter from John Tyrell Baylee to Dr Thomas Young, 1822-10-07
Six letters and a proposal.
Letter from John Tyrell Baylee to Dr Thomas Young, 1823-07-31
Six letters and a proposal.
Letter from John Tyrell Baylee to Dr Thomas Young, 1824-08-02
Six letters and a proposal.
Letter from John Tyrell Baylee to Dr Thomas Young, 1825-07-30
Six letters and a proposal.
Letter from John Tyrell Baylee to Dr Thomas Young, 1826-12-15
Six letters and a proposal.
Letter from John Tyrell Baylee to Dr Thomas Young, 1826-12-15
Six letters and a proposal.
Letter from John Tyrell Baylee to John Wilson Croker, 1824-01-30
Concerning his method of finding longitude.
Letter from John Tyson to the Board of Longitude, 1793-06-07
Two letters concerning Tyson's proposed invention of a timepiece for determining longitude.