PROCEEDINGS. 
557 
Mr. B. E. Fernow read a paper on The Artificial Production 
of Rainfall. 
Published by the U. S. Department of Agriculture, Report of 
the Chief of the Forestry Division for the year 1890, pp. 227-235. 
361st Meeting. December 20, 1890. 
TWENTIETH ANNUAL MEETING. 
President Dutton in the chair. 
Thirty-nine members present. 
After the reading and approval of the minutes of the nine¬ 
teenth annual meeting, the annual report of the Secretaries was 
read and accepted. 
ANNUAL REPORT OF THE SECRETARIES 
Washington, D. C., December 20, 1890. 
To the Philosophical Society of Washington: 
We have the honor to present the following annual report for 
1890: 
At the beginning of the year the Society numbered 189 active 
members. During the year this number has been increased by 
the addition of 18 new members. Four members have been 
transferred to the absent list, 1 has been dropped for the non¬ 
payment of dues, 2 have resigned, and 2 have died. The total 
decrease in the membership of last year has been 9; but, as the 
increase has been 18, the active membership of the Society has 
risen to 198. 
.An invitation to attend the meetings of the Society for a period 
of 3 months was extended to one gentleman. 
The roll of new members is : 
J. F. Dawson. 
G. M. Searle. 
E. G. Fischer. 
B. A. Colonna. 
W. R. Atkinson. 
Joseph Pohle. 
J. Stanley-Brown. 
A. W. Harris. 
A. C. True. 
Herman Hollerith. 
Waldemar Lindgren. 
F. H. Bigelow. 
L. G. Eakins. 
C. R. Van Hise. 
Frank Baker. 
W. P. Jenney. 
H. W. Turner. 
J. F. James. 
