17 



LIBRARY. 



Reports of the Zoological Society of Lon- 

 don, Nos. 148 to 158; and Report of 

 Council 



Proceedings of the West-Riding Geological 

 and Polytechnic Society at the 17th, 

 18th, 19th, 20th, 21st, 22nd, 23rd, and 

 24th Meetings 



Observations made at the Magnetical and 

 Meteorological Observatory, at Toronto 

 in Canada, in 1840, 1841, & 1842, 4to... 



Annual Reports of the Yorkshire Philoso- 

 phical Society, for 1843, 1845, & 1846... 



The Zoological Society of 

 London. 



The West-Riding Geological 

 and Polytechnic Society. 



Presented by Direction of the 

 British Government. 



}The Yorkshire Philosophical 

 Society. 



Report of the Liverpool Royal Institution ... }> The Liverpool Royal Institution. 



Transactions of the Manchester Philosophi- 

 cal Society, vol. vii. pt. 2 



Report on the Sewerage of Leeds; Plans, 

 and Sections to Ditto, by J. W. Leather, 

 Civil Engineer 



Transactions of the American Philosophical 

 Society, vol. ix. pt. 3, 4to.; Proceedings 

 of Ditto, Nos. 34 & 35 



Three Views — the Cast Iron Aqueduct at 

 Stanley Ferry, and the Victoria and 

 Crown Point Bridges, Leeds (framed and 

 glazed), designed and erected by Messrs. 

 Leather and Son 



}The Manchester Philosophical 

 Society. 



t Presented by the Author. 



The American Philosophical 

 Society, Philadelphia. 



t T. W. Leather, Esq. 



Several Engravings of Organic Remains ... [-Miss Benett, Norton-House. 



An Address, delivered at the Southampton 

 Meeting of the British Association for 

 the advancement of Science, Sept. 6th, 

 1846, by Sir R. J. Murchison, G.C.St.S. 

 &c. President ,...«,^.'..'.... 



- Sir R. J. Murchison. 



