LIBRARIAN’S REPORT. 
The increase in the library, during the twelve months since 
the close of last session, has been considerably greater than 
during any previous year. 
As donations, chiefly from English and Foreign Scientific 
Societies, with which this Society exchange publications, the 
library has received — 
252 volumes, 131 parts of volumes, and 72 Pamphlets. A 
list of donations will be prepared, as usual, as an appendix to 
the next volume of the Society’s Memoirs. Of the following 
publications which the Librarian is authorised to purchase for 
the Society, viz. : — 
The London, Edinburgh, and Dublin Philosophical 
Magazine, 
The Quarterly Journal of Pure and Applied Mathematics, 
The Cavendish Society’s Publications, 
The Palseontographical Society’s ditto. 
The Ray Society’s ditto, 
Les Annales de Chimie et de Physique, 
Poggendorff’s Annalen der Physik und Chemie, 
and Journal der reinen und angewandten Mathematik, 
12 volumes and 9 parts of volumes have been added to the 
Library. 
The total increase is therefore 264 volumes, 140 parts of 
volumes, and 72 Pamphlets. 
The necessity of procuring additional room for the arrange- 
ment of the books has long been felt. The Philosophical 
Apparatus of the late Dr. Dalton, formerly kept in the only 
