CONTENTS. 
I. On the fire-damp of coal mines , and on methods of lighting the 
mines so as to prevent its explosion. By Sir H. Davy, LL. D. 
F. R. S. V. P. R. I. p. i 
II. An account of an invention for giving light in explosive mix- 
tures of fire-damp in coal mines, by consuming the fire-damp. , 
By Sir Humphry Davy, LL. D. F. R. S. V.P.R. I. p. 23 
III. On the developement of exponential functions ; together with 
several new theorems relating to finite differences. By John 
Frederick W. Herschel, Esq. F. R. S. p- 25 
IV. On new properties of heat, as exhibited in its propagation 
along plates of glass. By David Brewster, LL. D. F. R. S. 
Loud, and Edin. In a Letter addressed to the Right Hon. 
Sir Joseph Banks, Bart. G. C. B. P.R. S, p.- 4^ 
V. Farther experiments on the combustion of explosive mixtures 
confined by wire-gauze, with some observations on flame. 
By Sir H. Davy, LL. D. F. R. S. V. P. R. I. p. 1 15 
VI. Some observations and experiments made on the Torpedo of 
the Cape of Good Hope in the year 1812. By John T. Todd, 
late surgeon of His Majesty's ship Lion. Communicated by 
Sir Everard Home, Bart. V.P.R.S. p. 120- 
VII. Direct and expeditious methods of calculating the excentric 
from the mean anojnaly of a planet. By the Reverend Abram 
Robertson, D. D . F. R. S. Savilian Professor of Astronomy in 
the University of Oxford, and Radcliffian Observer. Commu- 
nicated by the Right Hon. Sir Joseph Banks, Bart. G. C. B. 
P.R. S. p. 127 
