W a§bimUn, g. f., 
Mrss'vfy < j ., 
SEPTEMBER 23d, 1875. 
Sir: 
A Session of the JVfh.tiorjkl Sdkdemy 
of $diei\ce$ will he held in Philadelphia, 
commencing Tuesday , November 2d, 1875, 
for Scientific business only. 
The place of meeting will he at the 
University of Pennsylvania , at 10 o'clock 
A.M. 
The bulletin of the proceedings at the 
Botanical 
cm copyright reserved garden 
