SCIENTIFIC STAFF. 



L C. WHITE State Geologist 



SUPERINTENDENT OF THE SURVEY. 



RAY V. HENNEN Assistant Geologist 



C. E. KREBS , Assistant Geologist 



D. B. REGER Temporary Field Assistant 



A. B. BROOKS Forester 



B. H. HITE Chief Chemist 



J. B. KRAK Assistant Chemist 



EARL M. HENNEN Clnef Clerk 



J. L. WILLIAMS Stenographer 



