SECRETARIES’ REPORT ped 6d 
ANNUAL REPORT OF THE SECRETARIES. 
Wasuineron, D. C., December 18, 1886. 
To the Philosophical Society of Washington : 
We have the honor to present the following statistical data for 
1886: 
The last Annual Report brought the record of membership 
down to January 16, 1886. The number of active mem- 
bers wasthen . . . ; : : : } fa HS 
This number has been increased by the addition of 18 new 
members, by the return of 1 absent member, and by the 
reinstatement of 2 members previously dropped. It has 
been diminished by the departure of 9 members, by the 
resignation of 1, and by the dropping of 7 for non-pay- 
ment of dues. There has been no death. The net in- 
crease of active members has thus been . ; : : 4 
And the active membership is now. i ‘ 5 2) ESS 
The roll of new members is: 
N. L. Batss. J. C. Gordon. MarsHALL McDona.Lp. 
H. G. BEYER. Lid NS ae oy ARTEMAS MARTIN. 
J. H. Bryan. W.F. HILLEBRAND. C. H. Merriam. 
G. J. CUMMINGS. R. D. Irvina. Henry MITCHELL. 
CooPER CURTICE. C. A. KENASTON. M. M. SNELL. 
N. H. Darton. A. G. McADIE. W. L. TRENHOLM. 
There have been 14 meetings for the presentation and discussion 
of papers (not including the public meeting of December 4); the 
average attendance has been 47. There have been 2 meetings of 
the Mathematical Section; average attendance 16. 
In the general meetings 39 communications have been presented; 
in the mathematical 8. Altogether 42 communications have been 
@ made by 29 members and candidates for membership and by 2 
guests. The number of members who have participated in the dis- 
cussions is 38. The total number who have contributed to the 
scientific proceedings is 49, or 27 per cent. of the present active 
membership. 
The General Committee has held 15 meetings; average attend- 
ance 12, the smallest attendance at any meeting being 7 and the 
largest 15. 
G. K. GILBert, 
Marcus Baker, 
Secretaries. 
