PROCEEDINGS 



AMERICAN PHILOSOPHICAL SOCIETY. 



Vol. VIL MAY— DECEMBER, 1860. No. 64. 



Stated Meeting, May 4, 1860. 



Present, fifteen members. 



Judge Sharswood, Vice-President, in the Chair. 



A letter was read from the Scientific Association at Riga, 

 dated October 26, 1857, transmitting a copy of its proceed- 

 ings. 



The following donations for the Library were announced : — 



Monthly Notices of the Royal iVstronomical Soc, Vol. XX, March 9. 

 Quarterly Journal Chemical Soc, No. XLVIII. London. 

 Journal Geol. Soc. Dublin, Vol. I — VIII. Vol. II wanting. 

 Proceedings Acad. Nat. Sciences. Philadelphia. \lishers. 



Medical News and Library, No. 209, May, 1860. — From the puh- 

 Proc. Am. Ass. Adv. of Sci., 13th meeting at Springfield, Aug., 1859. 

 Proceedings Mass. Hist. Soc, 1859, '60. Boston, 8vo., 460 pages. 

 Cat. of Lib. Mass. H. S., Vol. II, M— Z. Boston, 1860, 650 pages. 

 x\stronomical Journal, No. 113 (VI, No. 13). Cambridge, Mass. 

 Evangelical Repository, May, 1860, XVIII, No. 12.— From Mr. 

 Young. 



Mr. Lesley invited the attention of the members to the 

 occurrence on both sides of the Atlantic, in Ireland and in 

 Pennsylvania, and at the same geological horizon, of certain 



VOL. VII. — 2 R 



