135 



Journal of the Academy of Natural Sciences of Philadelphia. New 

 Series. Vol. I. Part 4. Philadelphia, 1850. 4to. — From the 

 Academy. 



The African Repository and Colonial Journal. Vol. XXVI. No. 2. 

 February, 1850. Washington. 8vo. — From the American 

 Colonization Soviet]/. 



Three Lectures preliminary to a Course on the Principles and Prac- 

 tice of Surgery, delivered on the 4th, 8th and 9th of October, 



1849, before the Medical Class of the University of Pennsylvania. 

 By William Gibson, M.D., L.L.D., Professor of Surgery, &c. 

 Philadelphia. 1850. 8vo. — From the Author. 



An Obituary Notice of Thomas T. Hevvson, M.D. late President of 

 the Philadelphia College of Physicians. By Franklin Bache, 

 M.D. Read before the College, Nov. 6, 1849, and published by 

 its direction. Philadelphia, 1850. 8vo. — From the Author. 



Introductory Lecture to the Course of Chemistry delivered in Jeffer- 

 son Medical College, Oct. 16, 1849. By Franklin Bache, M.D. 

 Published by order of the Class. Philadelphia, 1849. 8vo. — 

 From the same. 



The Medical News and Library. Vol. VIII. No. 86. February, 



1850. Philadelphia. 8vo. — From Lea 4" Blanchard. 

 Contributions to Conchology. No. 4. By Prof. C. B. Adams. Am- 

 herst, Mass. 8vo. — From the Author. 



Professor Frazer brought to the attention of the Society, a 

 recent experiment of M. Verdet, of France, by which he has 

 experimentally shown the truth of Prof. Henry's explanation 

 of the secondary inductive electric current; also an experi- 

 ment of Mr. Fizeau, by which the velocity of light may be 

 experimentally determined. 



Mr. Justice inquired concerning the explanation of the lateral 

 shock, which gave rise to a discussion, in which Mr. Justice, 

 Mr. Trego, Dr. Elwyn, and Prof. Frazer participated. 



The minutes of the last meeting of the officers and council, 

 were read. 



Pending nominations, Nos. 232 and 233, and new nomina- 

 tions, 234, 235, 236 and 237, were read. 



