176 



Stated Meeting, February 17, 1860. 



Present, seventeen members. 



Dr. Georue B. AVood, President, in the Chair. 



A letter was read from Dr. F. W. Lewis, acknowledging 

 notice of his election. 



A letter was read from Edward Sabine, of London, relative 

 to the decease of Sir Francis Beaufort. 



The following donations for the Library were received : — 



Trans. Rojal Irish Acad., xxiii, part 2. 4to. 1859. — From the 



Academy. 

 Proc. Royal Irish Acad., vii, parts 1 to 8. 8vo. — From the same. 

 Lloyd's Memoir on Light through Thin Plates. 4to. — From the same. 

 Lloyd's Memoir on Determining the Earth's Magnetic Force. 4to. — 



From the same. 

 Proc. Boston Soc. N. H., vii, sigs. 11, 12. Jan., 1860. — Frojji the 



Society. 

 Memoirs Hist. Soc. Penna., vii. (500 pp. 8vo.) — From the Society. 

 Med. News and Library, xviii. No. 206. — From Blanchard & Lea. 

 Journ. Franklin Institute, No. 410. — From the Institute. 

 Ann. Rep. Penna. Inst. Deaf and Dumb. 1859. — From the Board. 

 Ann. Rep. Y. M. Mercantile Library Assoc. Cincinnati, 1859. — 



From the Association. 



Beaufort (Sir Francis). — Dr. Le Conte announced the 

 death of Sir Francis Beaufort, December 17, 1857, vet. 84. 



Mr. Lesley presented a communication from Mr. George 

 Calhoun, of Philadelphia, exhibiting at the same time a model 

 of his compound ventilator, eliciting explanations from Prof. 

 Cresson. 



Professor Cresson described the effects of the gale of Febru- 

 ary 9th and 10th at the City Gas Works, destroying a strong 

 new building, 250 feet long by 57 wide and 54 high, lifting up 

 the roof of iron, braced and stayed in the strongest manner, 

 and weighing with its slates 300,000 pounds, and with it large 

 portions of the walls. 



(Continuation on page 292.) 



