282 



Letters were read: — 



From the Royal Society of Edinburg;h, dated Dee. 1, 1856^ 

 returning thanks for No. 53 of the Proceedings of this Socie- 

 ty: and — 



From the Proprietors of the Bovvditch Library, dated Bos- 

 ton, November, 1857, acknowledging the receipt of No. 55 

 and 56 of the Proceedings, and Part 1, Vol. XL of the Trans- 

 actions. 



The followino; donations were announced: — 



FOR THE LIBRARY. 



Transactions of the Royal Society of Edinburgh. Vol. XXI. Part 4, 



for the session of 1856-7. 4to. 

 Proceedings of the Royal Society of Edinburgh. Vol. III. No. 47. 



Nov. 1856— April, 1857. 8yo.— From the Society. 

 Monthly Notices of the Royal Astronomical Society. Vol. XVIII. 



No. 1. Nov. 13, 1857. London. 8vo.— From the Society. 

 .'Memoirs of the Literary and Philosophical Society of Manchester. 



Second Series. Vol. XIV. London, 1857. 8vo. — From the 



Society. 

 A New System of Chemical Philosophy. By John Dalton, D.C.L» 



LL.D. &c. Parts 1, 2, and Part 1 of Vol. II. London. 8vo. 



— From the same. 

 Meteorological Observations and Essays. By John Dalton, F.R.S. 



&c^, &c. Manchester, 1834. 8vo. — From the same. 

 .Journal of the Franklin Institute. Third Series. Vol. XXXIV. No. 



6. Dec. 1857. Philadelphia. 8vo. 

 Practical Views on the Improvement of the Ohio River. By W. Mil- 



nor Roberts, C. E. With Remarks by Ellwood Morris, C. E. 



Phikidelphia, 1857. 8vo. — From the Institute. 

 The African Repository. Vol.XXXllI. No. 12. Dec. 1857. Wash- 

 ington. 8vo. — From the Am. Colonization Society, 

 The American Journal of the Medical Sciences. New Series. No. 



LXIX. January, 1658. Philadelphia. 8vo. — Fro?n Dr. Isaac 



Hays, Editor. 

 The Medical News and Library. Vol. XVI. No. 181. Jan. 1858. 



Philadelphia. 8vo. — Froin Blanchard <ij- Lea, 



