Authorised form of nameMachin; John (- 1751)
Dates - 1751
Dates and placesDeath:
London (09 June 1751)
ActivityResearch Field:
Astronomy, Mathematics
Professor of Astronomy at Gresham College, London (1713-1751)
Royal Society activityMembership:
Election Date:
Council (1717-1730); Sec 1718-1747; VP 1741-
Bulloch's Roll; DNB
Obituary, Gentleman's Magazine (1751), p284; obituary London Magazine (1751), p284
His manuscripts are held at Royal Astronomical Society (DNB)
Royal Society codeNA7786
Archives associated with this Fellow
Reference numberTitleDate
EL/P2/6Monsieur Petit to John Machin19 April 1730
EL/K/23John Keill, dated at Oxford, to John Machin21 May 1720
RBO/16/36'An account of a new Instrument for finding the Latitude etc mechanically and by inspection only' by Andrew Reid in a letter to John Machin1731
EL/H4/30John Hadley to John Machin21 May 1736
EL/I2/12William Jones to John Machin1730
EL/K/41Translation of a letter from de Korff, dated at St Petersburg, to John Machin1736
EL/K/38George Kingsley, dated at York, to John Machin20 March 1735
EL/M2/63Pietro Michelotti, dated at Venice, to John Machin5 September 1733
EL/M3/52Abraham de Moivre to John MachinJanuary 1736
EL/M3/51Colin Maclaurin to John Machin15 November 1732
MM/4/61Letter from Stephen Hall, Clapton, to John Machin24 January 1729
MM/20/11Letter from John Machin to Cromwell Mortimer, Secretary, Royal Society21 March 1742/3
RBO/14/33'A method for finding the Longitude in a Letter from Mr Thomas Haselden to Mr Machin'1728
EL/H3/135Thomas Haselden, dated at Wapping, to John Machin27 August 1728
MM/20/12Letter from John Machin to Cromwell Mortimer, Secretary, Royal Society17 November 1743
L&P/1/258Letter, 'An improvement in the operation of tapping' from Christopher Warwick to John Machin1743
CLP/14ii/37Extract from the minutes of the Royal Society for 16 March 1731 concerning a case of a scaly skin disorder by John Machinnd
L&P/1/67Letter, 'Of the comet' from Robert Simson to John Machin 1 March 1742
L&P/1/147Letter, 'Of a double pear of the Carnelian kind' from Samuel Gruwy to John Machin20 January 1742
MS/82Correspondence of Dr Brook Taylor, Secretary of the Royal Society1712-1717
LBO/23/50Copy letter from Dr Bevis, London, to John Machin23 February 1736/1737
LBO/21/92Copy letter from Mr Kingsley, York, to John Machin20 March 1734/1735
LBO/20/80Copy letter from Monsieur de l'Isle, St Petersburg, to John Machin17 February 1733
LBO/24/11Copy letter from Albert de Korff, President of the Imperial Academy at Petersbourg to John Machin15 October 1736
LBO/21/54Copy letter from Pietro Michelotti, Venice, to John Machin9 September 1733
L&P/1/161Letter, 'The processus ravianus' from Robert Nesbitt to John Machin17 February 1742
L&P/1/172Letter, 'On the sex of the same child' from James Parsons to John Machin27 February 1742
L&P/1/122Letter, 'A note relating to vivaprous fish shewed by Mr Ames' from Peter Collinson to John Machin1742
L&P/1/251Letter, 'As to the sham feathered egg shown on Thursday last' from Thomas Stack to John Machin16 January 1743
L&P/1/293Letter, 'Observations concerning the planet Mercury' from John Bevis to John Machin1744
L&P/1/291Letter, 'Of the injection of medicated liquors into the abdomen' from Christopher Warrick to John Machin12 May 1774
L&P/1/292/1Letter, 'Of an omphalocele' from H M Taube to John Machin1744
CLP/8ii/69Letter from John Machin on the 'obliquity of the Ecliptick'1733
CLP/8ii/33Paper, letter from Andrew Reid to John Machin1731
CLP/4ii/22Paper, 'Aurora borealis observed at Broxmouth, the Duke of Roxburge's seat in Scotland' by Mr Machin1734
CLP/8ii/57Paper, description of a comet observed at Greenwich by John Bevis in a letter to John Machin23 February 1737
EL/F2/11Thomas Forster, dated at London, to John Machin12 May 1722
EL/M3/32Pietro Michelotti to John Machin1733
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