PROCEEDINGS. 
569 
Mr. J. W. Powell read a paper on Evolution of Industry. 
Not yet published. 
372d Meeting. May 23, 1891. 
Vice-President Gilbert in the chair. 
Eighteen members and one guest present. 
Mr. R. T. Hill made a communication on Some Recent Geo¬ 
graphical and Geological Explorations in the Southwest. 
Published in the American Journal of Science, July, 1891; 
also in the Report of the U. S. Artesian Inquiry for 1891. 
Remarks were made by Messrs. Ward and Hill. 
Mr. F. H. Newell read a paper on Stream Measurements in 
the Western States. 
To be published under the head of Hydrography, in the 
Twelfth Annual Report of the Director of the U. S. Geological 
Survey. 
Mr. D. E. Salmon read a paper On the Objects and Methods 
of the System of National Cattle and Meat Inspection. 
Not published. 
373d Meeting. October 10, 1891. 
President Mendenhall in the chair. 
Fifty members and guests present. 
The President announced the election and qualification for 
membership of Dr. Albert L. Gihon U. S. N.; also the death, 
since the last meeting, of Asa Owen Aldis, June 24, 1891, and 
William Ferrel, September 18, 1891. 
Mr. Cleveland Abbe made a communication on Meteorology 
in Europe and America. 
Not published. 
Remarks on Mr. Abbe’s paper were made by Messrs. Hark- 
ness, Hayden, Muzzey, and Fernow. 
73—Bull. Phil. Soc., Wash., Vol. 11. 
