The foil owing is a list of the papers and communications 
which have been brought before the Society during the 
present session : — 
October 1th, 1862. — “Memoir of the late Professor E. Hodgkinson, 
Part 2nd,” by Robert Rawson, Esq., Hon. Mem. 
October 21st, 1863. — “ Notice of a Compressing Air Pump,” by 
Dr. J. P. Joule, F.R.S. 
November Ath, 1862. — “ On a certain class of Linear Differential 
Equations,” by the Rev. Robert Harley, F.R.A.S. 
“ Note on Differential Resolvents,” by William Spottiswoode, 
Esq., M.A., F.R.S. , communicated by the Rev. Robert Harley, 
F.R.A.S. 
December 2nd, 1862. — “ On certain Linear Differential Equa- 
tions,” by James Cockle, Esq., M.A., F.R.A.S., F.C.P.S., &c., 
communicated by the Rev. Robert Harley, F.R.A.S. 
December 16 Ih, 1862. — “ On the Influence of the Earth’s Rota- 
tion on Winds,” by Thomas Hopkins, Esq., M.B.M.S. 
“ On the History of the Mechanical Theory of Heat, by M. 
Seguin,” communicated by Dr. J. P. Joule, F.R.S. 
December 50th, 1862. — “ On the New Red Sandstone and Per- 
mian Formations as Sources of Water Supply for Towns,” by 
Edward Hull, Esq., B.A., F.G.S., communicated by the President. 
■■ January 13 ih, 1863. — “Note on the Permian Deposit of the 
North-West of England,” by E. W. Binney, Esq., F.R.S. 
January 27 Ih, 1863. — “ On a New Variable Star U Tauri,” by 
Joseph Baxendell, Esq., F.R.A.S. 
“ On Ocean Swell,” by Thomas Heelis, Esq., F.R.A.S. 
February 10 th, 1863. — “Notes on the Introduction of Steam 
Navigation,” by J. C. Dyer, Esq. 
“ On a Barometer for Measuring small Atmospheric Disturb- 
ances,” by Dr. J. P. Joule, F.R.S. 
February 24 th, 1863. — “ On the Spectrum of the Flame Evolved 
in the Bessemer Process,” by Professor Roscoe, B.A. 
“ On the Existence of a Crystallizable Carbon Compound and 
Free Sulphur in the Alais Meteorite,” by Professor Roscoe. 
“ On Maximum Groups,” by the Rev. T. P. Ivirkman, M.A., 
F.R.S. 
