APPENDIX I 
LIST OF OFFICERS 
PRESIDENT 
From 
ALEXANDER DaLiAs BACHE....... 1863 
JosEpH Henry (acting).......... January 25, 
FOSEREDAEVENRY)* 45-2 yo.5 8c 0b) octet January 26, 
ORG Mars (acting) steec.ek May ‘13, 
WHEDTAM. B:. (ROGERS; 2 sacs cane ee April 16, 
@C.MarsH (acting). 424-5 4-1- = May ‘30, 
OC ANEARSH inns eh bein e 2 or es April 20, 
WYiorcomn: (GIBESt 5 < - e:sicc08 ooo. April 19, 
Asmat 1ebNae (Elena) ncec cud e soe April 19, 
IATEXANDER AGASSIZ) «oe cos cies « April 18, 
NRIAWIMEMIS EN 2 oa c,c025, slthorete a ¢nasrat April 18, 
From 
AANtES! DS MDANAY AG O64 Phi e ees 1863 
OSEPEDSELENRY. 227. 2 oie eee cs January 25, 
WILLIAM CHAUVENET .......... January 26, 
WOUCOPINGIBES <5 ..c..5ee-. hele « April 19, 
OPEC MUARSE sete nde eee April 16, 
SIMON) INIEWCOME: 22/2 sce 2 Neve April 20, 
Sra Da pIGANGEEY 6 «cis ces oriacceae Sis fers April 17, 
BAN AVN CATUIGER ccajeacA's cusiehe sierra ae April 24, 
PAS AD Fi ETAT Te Sava cy shcsye ate eiowierenae April 22, 
RAGIVEMSEN O10, «ossic1e eae arora cic April 23, 
GriareEsiD) WALCOTT... - -<-1c4c April 18, 
* Date of death. 
* Date of resignation. 
1866 
1868 
1878 
1879 
1882 
1883 
1895 
1900 
1901 
1907 
1866 
1868 
1872 
1878 
1883 
1889 
1891 
1897 
1903 
1907 
To 
February 
January 
May 
April 
May 
April 
April 
April 
April 
April 
To 
August 
January 
December 
April 
April 
April 
April 
January 
April 
April 
14, 18671 
26, 1868 
13, 18781 
16, 1879 
30, 18821 
20, 1883 
19, 1895 
19, 19002 
18, 1901 
18, 1907 
23, 1865” 
26, 1868 
T0970 
16, 1878 
20, 1883 
17, 1889 
24, 1891 7 
By t0o7 
23, 1903 
18, 1907 
335 
