| Authorised form of name | Lefroy; Sir; John Henry (1817 - 1890) |
| Dates | 1817 - 1890 |
| Nationality | British |
| Place of birth | Ashe, Hampshire, England |
| Date of birth | 28 January 1817 |
| Place of death | Lewarne, near Liskeard, Cornwall |
| Date of death | 11 April 1890 |
| Dates and places | Burial:
Crondall, Hampshire |
| Activity | Education:
Royal Military Academy, Woolwich (entered 1831)
Career:
Officer in the Royal Artillery; Lieutenant (1837); made magnetic observations at St Helena and the Cape of Good Hope (1839-1842); was transferred to Toronto, Canada and made expeditions to Athabasca and the Mackenzie River (1844); Captain (1845); Director of the Magnetic Observatory, Toronto (by 1848); returned to London (1853); was sent to Constantinople (1855); Liuetenant Colonel (1855); Inspector General of army schools (1857); Director General of Ordnance (1868); Governor and Commander-in-Chief of the Bermudas (1871-1877); Governor of Tasmania (1880-1882); retired and lived in London, then moved to Cornwall
Honours:
CB 1870; KCMG 1877
Memberships:
FSA
|
| Membership category | Fellow |
| Date of election | 09/06/1848 |
| Relationships | Son of J H G Lefroy, Rector of Ashe.
Married: 1) (1846) Emily Merry, dayghter of Sir John Beverley Robinson of Toronto (she died 1859); 2) Charlotte Anna, daughter of Colonel Armine Simcol Henry Mountain |
| Sources | Sources:
Bulloch's Roll; DNB
References:
R W Home, 'The Royal Society and the Empire: the colonial and Commonwealth Fellowship. Part 2. After 1847' in NR 2003 vol 57 pp 47-84 |
| Virtual International Authority File | http://viaf.org/viaf/56913901 |
| Royal Society code | NA7669 |
| Reference number | Title | Date |
| EC/1848/10 | Lefroy, Sir John Henry: certificate of election to the Royal Society | |
| IM/Maull/002697 | Lefroy, Sir John Henry | nd |
| NLB/1/104 | Copy letter from Herbert Rix, to Sir Henry Lefroy | 9 April 1886 |
| MS/427/84 | Copy letter from [Thomas Henry] Huxley, Secretary of the Royal Society; to [George] M. Whipple Esq., Kew Observatory | 20 January 1881 |
| MS/426/121 | Copy letter from [Peter Mark] Roget, Secretary of the Royal Society; to Sir John [Henry] Pelly | 14 February 1845 |
| MS/426/118 | Copy letter from [John William] Lubbock, Treasurer of the Royal Society; to Col. [Edward] Sabine | 24 January 1845 |
| MS/426/378 | Copy letter from C R [Charles Richard] Weld, the Assistant Secretary of the Royal Society; to Captain [John Henry] Lefroy | 25 May 1849 |
| MC/4/258 | Letter from [John Henry] Lefroy, Magnetic Observatory Toronto, to [Charles Richard] Weld, Assistant Secretary of the Royal Society | 23 August 1848 |
| MS/426/540 | Note of a letter from [the Secretaries of] the Royal Society; to various individuals | 8 May 1855 |
| NLB/3/916 | List of corrections in the addresses of Royal Society Fellows | 8 November 1889 |
| MS/426/305 | Copy letter from C R [Charles Richard] Weld, the Assistant Secretary of the Royal Society; to A [Arthur Kett] Barclay Esq | 21 December 1847 |
| MC/4 | Volume 4 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1844-1850 |
| MC/5/120 | Letter from J H [John Henry] Lefroy, Woolwich, to the Secretary of the Royal Society | 27 October 1853 |
| MC/5 | Volume 5 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1851-1858 |
| MS/119/2/99 | Letter from John Henry Lefroy, Toronto to Humphrey Lloyd | 15 February 1841 |
| MS/119/2/101 | Letter from John Henry Lefroy, Toronto to Humphrey Lloyd | 28 April 1848 |
| MS/119/2/94 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 6 May 1841 |
| MS/119/2/93 | Report on magnet observations by John Henry Lefroy | 1 April 1841 |
| MS/119/2/90 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 29 May 1840 |
| MS/119/2/97 | Letter from John Henry Lefroy, Woolwhich to Humphrey Lloyd | 16 June 1842 |
| MS/119/2/100 | Letter from John Henry Lefroy, Toronto to Humphrey Lloyd | 8 December 1846 |
| MS/119/2/88 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 3 March 1840 |
| MS/119/2/92 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 18 July 1840 |
| MS/119/2/91 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 18 June 1840 |
| MS/119/2/89 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd, Trinity College, Dublin | 10 April 1840 |
| MS/119/2/95 | Letter from John Henry Lefroy, Longwood, St Helena to Humphrey Lloyd | 24 August 1841 |
| MC/11/265 | Letter from Warren de la Rue, Vice-Chairman, Kew Observatory, Richmond, Surrey, to the Secretary of the Royal Society | 11 November 1878 |
| MC/11 | Volume 11 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1877-1879 |
| MC/12/133 | Letter from G M [George Mathews] Whipple, acting Secretary to the Kew Committee, Kew Observatory, Richmond, Surrey, to the Secretary of the Royal Society | 23 December 1880 |
| MC/12/345 | Letter from J H [John Henry] Lefroy, 32 Queen's Gate, to [Walter] White, [Assistant Secretary of the Royal Society] | 10 July 1883 |
| MC/12 | Volume 12 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1880-1883 |
| MC/13/29 | Letter from J H [John Henry] Lefroy to Professor G G [George Gabriel] Stokes, Secretary of the Royal Society | 14 March 1884 |
| MC/13 | Volume 13 of miscellaneous correspondence regarding business matters, sent to the Royal Society | 1884 |
| MS/257/3/40 | Letter from John Henry Lefroy, Longwood to [James Clark] Ross | 17 February 1840 |
| RR/1bis/33 | Referee's report by George Biddell Airy, on a paper 'On the influence of the moon on the atmospheric pressure, as deduced from the observations of the barometer made at the magnetic observatory at St. Helena' by John Henry Lefroy | 29 October 1842 |
| RR/1bis/32 | Referee's report by Sir John William Lubbock, 3rd Baronet, on a paper 'On the influence of the moon on the atmospheric pressure, as deduced from the observations of the barometer made at the magnetic observatory at St. Helena' by John Henry Lefroy | [1842] |
| MA/2/2 | Meteorological observations at Longwood, St. Helena, by John Henry Lefroy | 16 February-31 October 1840 |
| HS/11/469 | Letter, from John Henry Lefroy to Sir John Herschel, dated at Toronto Observatory | 20 April 1850 |