THE RUMFORD FUND n 



parison with the foregoing the following list of grantees 

 of the Royal Society's Rumford Premium is given : - 



AWARDS OF THE RUMFORD PREMIUM OF THE ROYAL 



SOCIETY. 



1802. BENJAMIN COUNT RUMFORD. For his various Discoveries 

 respecting Light and Heat. 



1804. JOHN LESLIE. Experiments on Heat. 



1806. WILLIAM MURDOCK. Publication on the Employment of 

 Gas from Coal for the Purpose of Illumination. 



1810. ETIENNE Louis MALUS. Discovery of Certain Properties of 

 Reflected Light. 



1814. WILLIAM CHARLES WELLS. Essay on Dew. 



1816. HUMPHRY DAVY. Papers on Combustion and Flame. 



1818. DAVID BREWSTER. Discoveries relating to the Polarization 

 of Light. 



1824. AUGUSTIN JEAN FRESNEL. Development of the Undula- 

 tory Theory, as applied to the Phenomena of Polarized 

 Light : and various Important Discoveries in Physical 

 Optics. 



1832. JOHN FREDERIC DANIELL. Experiments with a new Regis- 

 ter Pyrometer for measuring the Expansion of Solids. 



1834. MACEDONIO MELLONI. Discoveries relative to Radiant Heat. 



1838. JAMES DAVID FORBES. Experiments on the Polarization of 

 Heat. 



1840. JEAN BAPTISTE BIOT. Researches in and connected with 

 the Circular Polarization of Light. 



1842. HENRY Fox TALBOT. Discoveries and Improvements in 

 Photography. 



1846. MICHAEL FARADAY. Discovery of the Optical Phenomena 

 developed by the Action of Magnets and Electric Cur- 

 rents in Certain Transparent Media. 



1848. HENRI VICTOR REGNAULT. Experiments on Expansion and 

 Density of Air, different Gases, and Mercury. 



