157 



Patterson, for the purpose of having a copy taken for the cabi- 

 net of the U. S. Mint, of which institution Dr. Riltenhouse was 

 for some years the director. The said loan to be subject to 

 such conditions as may be thought proper by the Curators of 

 the Society. 



Stated Meeting, September 20. 



Present, eleven members. 



Dr. Patterson, President, in the Chair. 



Letters were read: — 



From the Geological Society of London, dated Somerset 

 House, 6th June, 1850 ; and from the Royal Geographical So- 

 ciety of London, dated Waterloo Place, 20th July, 1850, re- 

 spectively acknowledging the receipt of No. 44, of the Pro- 

 ceedings of this Society: — 



From B. A. Gould, Jr., dated Cambridge, 7th September, 

 1850, announcing the presentation, through him, of a donation 

 from Prof. Schumacher, of Altona, to this Society: and — 



From F. Le Play, Inspector of the Ecole des Mines, dated 

 Paris, August, 1850, in relation to certain numbers of the Pro- 

 ceedings of this Society, which have not been received at the 

 Ecole des Mines; also announcing a donation to the Society. 



The following donations were announced: — 



FOR THE LIBRARY. 



Journal of the Royal Geographical Society of London. Vol. XX. 

 Part 1. London, 1850. 8vn. — From the Society. 



Journal of the Royal Asiatic Society of Great Britain and Ireland. 

 Vol. XX. Part 2. London, 1850. 8vo. — From the Society. 



List of the Members, Officers, &c. of the Royal Institution of Great 

 Britain, with the Report of the Visitors, for the year 1849. Lon- 

 don, 1850. 8vo. — From the Institution. 



Quarterly Journal of the Geological Society of London. Nos. 22 

 and 23. London, 1850. 8vo. — From the Society. 



Report of the Nineteenth Meeting of the British Association for the 



VOL. V. Y 



