234 [January, 1843. 



DONATIONS TO LIBRARY. 



Northern Lakes and Southern Invalids. By Daniel Drake, 

 M. D. From the Author. 



Report of the Secretary of the Navy, (1842,) with accom- 

 panying documents. From Prof. Johnson. 



Proceedings of the American Philosophical Society for No- 

 vember and December, 1S42. No. 24. Vol. II. From the 

 Society. 



Boston Journal of Natural History. Vol. IV. No 2. From 

 the Boston Academy of Natural History. 



Brief Remarks on the Diversities of the Human Species, &c. 

 An Introductory Lecture delivered before the Class of 

 Pennsylvania Medical College, November 1, 1842. By 

 Samuel George Morton, M. D. From the Author. 



WRITTEN COMMUNICATIONS. 



The Corresponding Secretary read a letter from the Secre- 

 tary of the Boston Academy of Natural History, dated Bos- 

 ton, November 25, 1S42, acknowledging the receipt of the 

 Proceedings of the Academy, and of Part II., Vol. 8, of its 

 Journal. 



The Chairman read a letter from Dr. Edmund Ravenel, of 

 Charleston, S. C, dated January 2d, 1S43, describing a spe- 

 cies of fossil Pecten from the tertiary formation in his neigh- 

 borhood, for which, if new, he suggests the name "Pecten 

 Mortoni." 



A printed Circular from M. St. Priest was read, calling 

 attention to two new works, viz.: "Antiquites Mexicaines," 

 and " Encyclopedie du XIX e * Siecle," now in course of pub- 

 lication in Paris. 



