10 



I Feb. 3, 



senschaften, Vienna, Austria ; Royal Irisli Academy, Dublin ; 

 Mr. Henry Carey Baird, Philadelphia, Pa. 



Letters of acknowledgment were received from the Royal 

 Geographical Society of Australasia (Victoria Branch), Mel- 

 bourne (137); Royal Society of New South Wales, Sydney, 

 Australia (1^8) ; Geological Survey of India, Calcutta (138) ; 

 K. K. Sternwarte, Prag, Bohemia (Trans., xvii, 1, 2, and 138) ; 

 K. K. Astronomisch-Meteorologisches Observatorium, Triest, 

 Illyria (138) ; K. K. Naturhistorisches Ilofmuseum, Vienna, 

 Austria (138) ; Naturhistorischer Verein, Bonn, Prussia (137, 

 138); Physikaliscb-Medicinische Societiit, Erlangen, Bavaria 

 (138); Naturwissenscbaftlicher Verein des Reg.-Bez. Frank- 

 furt a. M. (136, 138); Mr. Tommaso Cannizzaro, Messina, 

 Italy (138); Academic R. des Sciences (Trans., xvii, 1, 2, and 

 138); Prof. Guido Cora, Turin, Italy (138) ; Dublin Observa- 

 tory, Dublin, Ireland (137) ; Mass. State Experiment Station, 

 Amherst (138); Prof. Andrew A. Blair (136-138) ; Dr. Isaac 

 Norris, Philadelphia (137, 138) ; State Library, Albany, N. Y. 

 (138); Denison Scientific Association, Granville, O. (138). 



Letters of acknowledgment (139) were received from the 

 Academy of Natural Sciences, Historical Society of Pennsyl- 

 vania, College of Physicians, Library Company of Philadel- 

 phia, Numismatic and Antiquarian Society, Admiral E. Y. 

 Macauley, Hon. James T. Mitchell, Profs. John Ashliurst, Jr., 

 Andrew A. Blair, John H. Brinton, J, Solis Cohen, E. D. Cope, 

 F. X. Dercum, F. A. Genth, Jr., II. D. Gregory, L. M. Ilaupt, 

 Edwin J. Houston, John M. Maiscli, John Marshall, Benjamin 

 Sharp, Drs. George Friebis, Henry Hartshorne, Isaac Norris, 

 Charles A. Ohver, C. N. Peirce, J. W. Robins, W. S. W. 

 Ruschenberger, James Tyson, Messrs. R. Meade Bache, Henry 

 Carey Baird, Charles Bullock, Thomas M. Cleemann, Patter- 

 son Du Bois, J. S. Harris, Francis Jordan, Jr., A. S. Letch worth, 

 R. Patterson, Henry Phillips, Jr., Franklin Piatt, J. Sergeant 

 Price, Theodore D. Rand, J. G. Rosengarten, Coleman Sellers, 

 D. K. Tuttle, Joseph Wharton, Philadelphia, Pa. 



Accessions to the library were reported from the Societes 

 des Naturalestes, Kiew, Moscow, Odessa, Russia ; K. Akademie 



