1096 Proceedings of Scientific Societies. [October, 
mendation should be confined to the subject of text-books for the 
present. If the association could carry that point, it would then 
feel encouraged to agitate for free importations of instruments, 
or the present it was thought best to avoid the danger of polit- 
ical dispute. He moved to lay Dr. Heinrich’s motion on the 
table. ; 
Maj. Powell asked if this would not carry the whole question 
to the table. 
The president ruled in the negative, and the motion was car- 
ried, as was also Gen. Cox’s substitute. 
After the reading in general session of an address on “The 
Evidence for Evolution found in the history of the extinct Mam- 
malia,” by Professor Cope, the association adjourned to meet it 
Philadelphia i in 1884, at a date to correspond with the Montreal 
meeting of the British Association. | 
The following list of officers for the Philadelphia meeting, pre 
sented by the standing committee, was approved by the associa- 
tion 
A le P. Lesley, Philadelphia, Pa. 
General secretary—Dr. Alfred Springer, Cincinnati, O. 
Assistant general secretary—E. S. Holden, Madison, Wis. 
Treasurer—William Lilly, Mauch Chunk, Pa. E 
Section fianprerident, H. T. Eddy, Cincinnati ; secretary, C 
W. Hough, Chica 
Section TOE iA John Trowbridge, Cambria | 
vice-president, N. D. C. Hodges, Salem, Mas is 
Section C—President, John W. Langley, ‘Ann Arbor, ; 
vice- Brseidest Robert B. Warden, North Bend, sere 
ction D—President, R. H. Thurston, Hoboken, N. J.; 
ir B. Webb, Ithaca, D Y. 
Section E—President, N. H. Winchell, Minneapolis; secretary, 
Eugene A. Smith, Tuscaloosa, la. 
Section F—President, E. D. Cope, Philadelphia; secretary, 
E. Bessey, Ames, Ia. w 
Section G—President, D. J. Wormley, Philadelphia, £a, 7 
retary, H. Hitchcock, New York. N 
Section H—President, E, S. Morse, Salem, Mass. ; 5 
. H. Holmes, Washington, D. G: Ca 
Section I—President, John Eaton, Washington, D 
tary, C. W. Smiley, Washington, D C. i n 
The following papers relating to the natural sciences were 
Ion E. N: 
The comparative strength of Minnesota and New England Granites. r 
chell. 
On Rhizocarps in the Palæozoic period. J. Daw 
On the microscopic structure of the test of fossil Brachiopoda. 
Clay pebbles, se an exhibition of specimens from Princetown, 
inchell. 
On glacial Cafions. W. J. McGee. 
mes Hall: 
Joe xt 
