164 



Stated Meeting, October 18. 



Present, fifteen members. 



Dr. Patterson, President, in the Chair. 



A letter was read: — 



From Edward Gaskill, dated Philadelphia, 10th October, 

 1850, proposing to sell to the Society a copy of the Natural 

 History of the State of New York. 



The following donations were announced: — 



FOR THE LIBRARY. 



Recherches sur les Organes de la Circulation, de la Digestion, et de 



la Respiration des Animaux Infusoires. Par M. F. Pouchet, Prof. 



de Zoologie au Museum d'Histoire Naturelle de Rouen, &c. &c. 



(Comptes Rendus, Nov. 13, 1848, et Jan. 15, 1849.) Paris. 



4to. — From the Author. 

 The American Journal of the Medical Sciences. No. 40. New 



Series. Oct. 1850. Philadelphia. 8vo. — -From Dr. Isaac Hays, 



Editor. 

 The Medical News and Library. Vol. VIII. No. 94. Oct. 1850. 



Philadelphia. 8vo. — From Lea ^ Blanchard. 

 The African Repository. Vol. XXVI. No. 10. Oct. 1850. Wash- 



ington. 8vo. — From the American Colonization Society. 



FOR THE CABINET. 



A Polygraph, or Writing Machine, formerly belonging to, and used 

 by Thomas Jefferson. — From N. P. Trist, Esq. 



There being no sufficient quorum present, the stated busi- 

 ness of the evening, the election of new members, was not pro- 

 ceeded with. 



A brief account was given by Mr. Cresson of the accidental 

 falling of a part of a large Telescopic Gasholder at the City 

 Gas Works. 



The accident occurred to the outer section which had just been 

 completed, and was at the moment being lowered into its place in the 

 tank ; it was suspended by six purchases of heavy pulley blocks and 

 falls, secured to the top of the section by twelve hooks of round iron. 



