PROCEEDINGS 



OF THE 



CAMBRIDGE PHILOSOPHICAL SOCIETY. 



October 26, 1863. 



A communication was made by Mr. H. D. Macleod " On the 

 Theory of Banking." 



November 9, 1863. 



Communications were made by Dr. Humphry, "The Results of 

 Experiments on the Growth of the Jaw." 



By Mr. Todhunter " On a Question in the Theory of Probabilities." 



November 23, 1863. 



A communication was made by Professor Challis " On the Meteor 

 of August 10, 1863." 



December 7, 1863. 



A communication was made by Dr. Akin " On the Origin of Elec- 

 tricity." 



February 8, 1864. 



A communication was made by Professor Liveing " On the new 

 Metal, Thallium." 

 No. XVI. — Proceedings of the Cambridge Phil. Soc. 



