6l6 TRANS. ST. LOUIS ACAD. SCIENCE. 



The organization of the Survey in 1872 was — 



Gov. B. Gratz Brown, ex officio President of the Board. 

 Edwin Harrison, Forest Shepherd, 



Prof. Sylvester Waterhouse, Gen. J. H. Hammond. 



Prof. Waterhouse and Gen. Hammond resigned in 1872, and 

 their places were filled by A. W. Myers, of Linn, and L. A. 

 Brown, of Howard. 



Gov. Silas Woodson was President in 1873 ; Andrew A. Blair 

 was appointed Secretary of the Board. 



The corps of Geologists were — 



State Geologist, Raphael Pumpelly. 



ASSISTANTS. 



G. C. Broadhead, Dr. Adolph Schmidt, 



Regis Chauvenet, Chemist, W. E. Guy, 



W. B. Potter, C. J. Norwood, 



J. R. Gage, Alex. Leonhard. 



Other sub-assistants were— John Pumpelly, in charge of trian- 

 gulation of Iron county ; P. N. Moore, magnetic observer ; F. 

 Tunica, topographer; C. Gaylor, B. Vitzhum V. Eckstadt, 

 draftsmen ; also, T. J. Caldwell and T. A. Minor. 



Of the personnel we would say that R. Pumpelly was a na- 

 tive of New York, a graduate of Freiburg, Professor in Harvard 

 College, and at one time employed by the Governments of Ja- 

 pan and China in geological investigations. Dr. A. Schmidt was 

 also a graduate of Freiburg, in charge of important works in 

 Germany, since then in charge of Bessemer steel works at Troy, 

 New York [he is now Professor in Heidelburgh, Germany]. 

 R. Chauvenet, educated at Washington University, St. Louis, and 

 was a student of Dr. A. Litton. Wm. B. Potter, educated at 

 Columbia College, New York, was assistant on Ohio geological 

 survey ; is at present Professor of Mining and Metallurgy at 

 Washington University, and Mining Engineer of the Iron Moun- 

 tain, Mo., and is distinguished as a mining engineer and assayer. 

 J. R. Gage, W- E. Guy and Alex. Leonhard were also students 

 at Freiburg. P. N. Moore was educated at Columbia College, 

 New York, and has since been connected with the Kentucky Geo- 

 logical Survey, and is favorably known as a mining engineer. 

 G. C. Broadhead had formerly been connected with Prof. Swal- 

 low in the first geological survey, and in 1S6S was assistant on 



