i 17 
March 11 th, 1863. — “ On Bring’s Reduction of the Equation of 
the Fifth Degree to a Trinomial Form,” by the Rev. Robert 
Harley, F.R.A.S. 
“ On the Solution of the Different%il Resolvent,” by W. H. L. 
Russell, A.B., communicated by the Rev. Robert Harley. 
“ On a New and Extremely Sensitive Thermometer,” by Dr. J. P. 
Joule, F.R.S. 
“ On Evidences of the Antiquity of Man in the Valley Gravels 
in the neighbourhood of Manchester,” by E. W. Binney, Esq., 
F.R.S. 
“ Notes on the Action of Heat and Force upon Matter,” by J. C. 
Dyer, Esq. 
“ On the Chemical Constitution of American Rock Oil,” by 
C. Sehorlemmer, Esq., communicated by Professor Roscoe. 
March 2\th, 1863. — “ On the Planet Mars,” by James Nasmyth, 
Esq., C.E., communicated by Joseph Sidebotham, Esq. 
April 1th, 1863. — “On a New Diaphragm for Determining the 
Magnitudes of Stars,” by A. Brothers, Esq. 
“ Notes on Two Events in the History of Steam Navigation,” by 
Dr. W. J. Macquorn Rankine, F.R.S. 
Several of these have been ordered by your Council to he 
printed in the Memoirs of the Society, and others are under 
consideration. 
LIBRARIAN’S REPORT. 
Since the close of last Session 815 vols., 792 parts of vols., 
and 288 pamphlets have been added to the Library; of 
which 236 vols. and 43 parts of vols., by purchase, and the 
remainder by exchange or donations. 
The periodical publications which the Librarian is autho- 
rised to procure for the Library by purchase, are : — 
The London, Edinburgh, and Dublin Philosophical Magazine. 
The Quarterly Journal of Pure and Applied Mathematics. 
The Cavendish Society’s Publications. 
The Ray Society’s Publications. 
The Palacontographical Society’s Publications. 
