64. [August, 1841. 



No. 4, 72 copies with col'd plates. 70 copies without plates. 



No. 5, 81 do. do. do. do. 12 do. do. do. 



No. 6, 75 do. do. do. 

 No. 7, 2 do. 



Also about 25 coloured impressions from S (each) of the 

 plates belonging to No. 6. 



And about 200 coloured impressions from 7 (each) of the 

 plates belonging to No. 7. 



Mrs. Say desires that the proceeds of this work, whether by 

 sale or exchange, may be appropriated mainly to the exten- 

 sion of the Academy's Library in this department of science. 



The Corresponding Secretary read a letter from Mr. John 

 Pennington, Secretary of the Historical Society of Pennsyl- 

 vania, accompanying the volume of the Society 's Memoirs 

 presented this evening. 



A letter was also read from Mr. Spencer F. Baird, of Car- 

 lisle, Pa., in relation to some objects of Natural History 

 brought from Arkansas, for the Academy, by Lieut. Carlton, 

 U. S. A. 



Dr. Morton read another letter from Mr. Baird, in reference 

 to the habits of the Emys geographica, as observed in the 

 vicinity of Carlisle, in this state. 



A letter was read from Dr. Elwyn, announcing that the 

 collection of Fossils belonging to the proprietor of the Hotel 

 at Trenton Falls, New York, was offered for sale, and sug- 

 gesting the propriety of some action of the Academy thereon. 



NEW BUSINESS. 



On motion of Mr. Phillips, Resolved, that the Committee on 

 the Proceedings be authorised to carry into effect the donation 

 of Say's American Conchology, received this evening from 

 Mrs. L. W. Say. 



Unanimously Resolved, That the thanks of the Society be 



