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AWARDS OF THE KEITH, MAKDOUG ALL-BRISBANE, NEILL, AND 

 GUNNING VICTORIA JUBILEE PRIZES. FROM 1827 TO 1904. 



I. KEITH PRIZE. 



1st Biennial Period, 1827—29. — Dr Brewster, for his papers " on his Discovery of Two New Immis- 

 cible Fluids in the Cavities of certain Minerals," published in 

 the Transactions of the Society. 



2nd Biennial Period, 1829-31. — Dr Brewster, for his paper "on a New Analysis of Solar 



Light," published in the Transactions of the Society. 



3rd Biennial Period, 1831-33. — Thomas Graham, Esq., for his paper " on the Law of the Diffusion 



of Gases," published in the Transactions of the Society. 



4th Biennial Period, 1833-35. — Professor J. D. Forbes, for his paper " on the Eefraction and Polari- 

 zation of Heat," published in the Transactions of the Society. 



5th Biennial Period, 1835-37. — John Scott Russell, Esq., for his Researches "on Hydrodynamics," 



published in the Transactions of the Society. 



6th Biennial Period, 1837-39. — Mr John Shaw, for his experiments "on the Development and 



Growth of the Salmon," published in the Transactions of the 



Society. 



7th Biennial Period, 1839-41. — Not awarded. 



8th Biennial Period, 1841-43. — Professor James David Forbes, for his papers " on Glaciers," 



published in the Proceedings of the Society. 



9th Biennial Period, 1843-45. — Not awarded. 



10th Biennial Period, 1845-47. — General Sir Thomas Brisbane, Bart., for the Makerstoun Observa- 

 tions on Magnetic Phenomena, made at his expense, and 

 published in the Transactions of the Society. 



11th Biennial Period, 1847-49. — Not awarded. 



I 2th Biennial Period, 1849-51. — Professor Kelland, for his papers "on General Differentiation, 



including his more recent communication on a process of the 

 Differential Calculus, and its application to the solution of 

 certain Differential Equations," published in the Transactions 

 of the Society. 



13th Biennial Period, 1851—53. — W. J. Macquorn Rankine, Esq., for his series of papers "on the 



Mechanical Action of Heat," published in the Transactions 

 of the Society. 



14th Biennial Period, 1853-55.— Dr Thomas Anderson, for his papers "on the Crystalline Con- 

 stituents of Opium, and on the Products of the Destructive 

 Distillation of Animal Substances," published in the Trans- 

 actions of the Society. 



15th Biennial Period, 1855-57. — Professor Boole, for his Memoir " on the Application of the Theory 



of Probabilities to Questions of the Combination of Testimonies 

 and Judgments," published in the Transactions of the Society. 



