Sarton, George, 1884-1956 |
Discovery of conical refraction by William Rowan Hamilton and Humphrey Lloyd, 1833 : with facsimile reproduction of Humphrey Lloyd's first paper On the phaenomena presented by light in its passage along the axes of biaxal crystals, originally published in The London and Edinburgh philosophical magazine and journal of science, conducted by Sir David Brewster, Richard Taylor and Richard Phillips / George Sarton |
In: Isis Vol. 17 (1932), p. 154-170 |
Lloyd, Humphrey, 1800-1881 |
Elementary treatise on the wave-theory of light [Microform] / by Humphrey Lloyd |
London : Longmans, Green, 1873. |
Lloyd, Humphrey, 1800-1881 |
Elements of optics / by Humphrey Lloyd |
Dublin : Hodges and Smith, 1849. |
Lloyd, Humphrey, 1800-1881 |
Miscellaneous papers connected with physical science [Microform] / by Humphrey Lloyd |
London : Longmans, Green, 1877. |
Lloyd, Humphrey, 1800-1881 |
On a new magnetical instrument for the measurement of the inclination and its changes / by the rev. Humphrey Lloyd .. |
Dublin : printed at the University Press by Graisberry and Gill, 1842. |
Lloyd, Humphrey, 1800-1881 |
On earth currents : and their connexion with the phenomena of terrestrial magnetism / by H. Lloyd ; read before the Royal Irish Academy, November 11, 1861 |
In: Dublin quarterly journal of science Vol. 2 (1862), p. 51-55 |
Lloyd, Humphrey, 1800-1881 |
On earth-currents in connexion with magnetic disturbances / by H. Lloyd ; read before the Royal Irish Academy, April 28, 1862 |
In: Dublin quarterly journal of science Vol. 2 (1862), p. 209-212 |
Lloyd, Humphrey, 1800-1881 |
On the probable causes of the earth-currents / by H. Lloyd ; read before the Royal Irish Academy, June 23, 1862 |
In: Dublin quarterly journal of science Vol. 2 (1862), p. 301-306 |
Lloyd, Humphrey, 1800-1881 |
A treatise on light and vision [Microform] / by Humphrey Lloyd |
London : Longman, Rees, Orme, Brown and Green, 1831 ([S.l.] : T. Davison) |
Lloyd, Humphrey, 1800-1881 |
A treatise on magnetism, general and terrestrial / by Humphrey Lloyd |
London : Longmans & Green, 1874. |
Lloyd, Humphrey, 1800-1881 |
A treatise on magnetism, general and terrestrial [Microform] / by Humphrey Lloyd |
London : Longmans, Green, 1874. |