18 [Feb., 1846. 



Letters were read : 



From the Baron Von Gerolt, Prussian Minister at Wash- 

 ington, dated February 9, 1846, returning acknowledgments 

 for his election as a Correspondent. 



From Jacob Tremper, Esq., dated Dresden, New York, 

 February 9, 1846, calling the attention of the Society to the 

 advantages and importance of the adoption by scientifiic bodies 

 throughout the Uuited States, of some general rules for keep- 

 ing meteorological registers for comparison, &c. 



From the American Academy of Arts and Sciences of 

 Boston, dated February 8, 1846, communicating a copy of a 

 letter addressed by a committee of that Society to the Joint 

 Library Committee of Congress, desiring the publication of a 

 larger edition of the Scientific Reports of the late U. S. Ex- 

 ploring Expedition, and soliciting the co-operation of this 

 Institution in the matter. 



The copy of the letter referred to was read also by the 

 Corresponding Secretary. 



Professor Johnson offered the following Resolutions, which 

 where adopted, and copies ordered to be transmitted to the 

 American Academy at Boston, and to the Library Committee 

 of Congress. 



Resolved, That the memorial of the American Academy of 

 Arts and Sciences of Boston, to the Joint Library Committee of 

 Congress, asking for the publication of a larger number of copies 

 of the scientific volumes containing the results of the late South 

 Sea Exploring Expedition, meets the cordial approval and con- 

 currence of the Academy of Natural Sciences of Philadelphia. 



Resolved, That in the view of this Academy, the present num- 

 ber of 100 copies only, printed on public account, is utterly in- 

 adequate to supply the demand for this work, especially as about 

 one-half of that number is understood to be distributed in dona- 

 tions to Foreign Governments, while none are allowed to Scien- 

 tific Societies at home. 



Resolved, That while the results of other American Exploring 



