OFFICERS OF THE SURVEY. 
HD Wet De ORTON as). se 2. SLATE) (GKOLOGIST: 
INES ee COND) eect) ee te ol ee | CHEMIST. 
ASSISTANTS. 
J. N. Braprorp, Mech. Eng. EMER:‘on McMILLIN. 
C. Newton Brown. EDWARD Orton, JR., EK. M. 
EpwARD C. DowNERD. Wiis J. Root. 
Joun J. Dun, EH. M. Hon. ANDREW Roy. 
FREDERICK KEFFER, H. M. FREDERICK W. SpeERR, KH. M. 
Evuis Lovesoy. Pror. ALBERT A. WRIGHT, 
Pror. G. FREDERICK WRIGHT. 
