721 
drew Sherwood, dated Mansfield, Pa., May 4, 1878; Prof. 
Wm. D. Marks, dated Univ. Pa., May 7,1878; Prof. Lewis 
M. Haupt, dated Univ. Pa., May 7, 1878; Dr. Robt. H. 
Alison, dated 250 8. 17th street, Philadelphia, May 8; Dr. 
C. Newlin Peirce, dated Philadelphia, May 8, 1878; and 
Prof. Burt G. Wilder, dated Ithaca, N. Y., May 9, 1878. 
Acknowledgments of the receipt of diplomas of member- 
ship were received from the Hon. Craig Biddle, Mr. Edward 
Penington, Mr. H. Armitt Brown, Prof. Thos. M. Drown, 
Mr. John F. Carll, Prof. J. L. Campbell, Hon. M. Russell 
Thayer, Mr. C. V. Riley, Mr. Samuel R. Langley, Mr. 
Gideon E. Moore, Mr. I. H. MeQuillen, Prof. C. F. Brackett, 
Dr. Wm. Goodell, Mr. Chas. E. Hall, Mr. A. R. Grote, Prof. T. 
F. Crane, Prof. H. T. Eddy, Mr. Andrew Sherwood, Mr. J. 
M. Hart and Mr. John McArthur. 
Acknowledgments of the receipt of numbers of the 
Proceedings were received from Prof. L. Riitimeyer, dated 
Basel, February 5, 1878 (99); the Lit. and Phil. Society of 
Liverpool, Jan. 31 (99); the Smithsonian Institution, April 
3 (100); the MeGill University, May 6 (100); and the New 
Bedford Library, May 11 (100). 
Envoys were received from the Societies at Nuremberg, 
Gottingen and Liverpool; the Academies at Vienna and 
Rome, and the Department of the Interior at Washington. 
A letter of thanks to the Society for the planting of trees 
on the University grounds, was received from Mr. Cadwalla- 
der Biddle, Secretary of the Board of Trustees of the Univer- 
sity of Pennsylvania, dated May 8, 1878. 
Donations for the Library were received from the Horticul- 
tural Society at St. Petersburg (Acta Horti); the Academies at 
Vienna, Berlin, and Rome; the Societies at Gottingen, Nu- 
remberg and Liverpool; the Revue Politique and London 
Nature; the editors of the Revista Euskara at Pamplona ; 
Victoria Institute and John J. Bigsby of London ; Geological 
Society at Glasgow; Edinburgh Observatory ; Boston Natural 
History Society; Dr. J. 8. Newberry ; New Jersey Histori- 
eal Society; Penn Monthly, Medical News, Journal of 
PROC. AMER. PHILOS. soc. xvil. 101. 4L. PRINTED JULY 8, 1878, 
