ORGANIZATION OF HYGIENIC LABORATORY. 
Walter Wyman, Surgeon-General , 
United States Public Health and Marine-Hospital Service. 
ADVISORY BOARD. 
Lieutenant-Colonel Walter D. McCaw, Surgeon, U. S. Army ; Surgeon John F. 
Urie, IT. S. Navy ; Dr. A. D. Melvin, Chief of U. S. Bureau of Animal Industry, 
and Milton J. Rosenau, U. S. Public Health and Marine-Hospital Service, ex 
officio. 
Prof. William H. Welch, Johns Hopkins University, Baltimore, Md. ; Prof. 
Simon Flexner, Rockefeller Institute for Medical Research. New York ; Prof. 
Victor C. Vaughan, University of Michigan, Ann Harbor, Mich. : Prof. William 
T. Sedgwick, Massachusetts Institute of Technology, Boston, Mass. ; and Prof. 
Frank F. Wesbrook, University- of Minnesota, Minneapolis, Minn. 
LABORATORY CORPS. 
Director. — Surgeon Milton J. Rosenau. 
Assistant director. — Passed Assistant Surgeon John F. Anderson. 
Senior pharmacist. — Frank J. Herty, Ph. G. 
Junior pharmacist. — C. O. Sterns, Ph. G. 
Artist. — Leonard H. Wilder. 
Acting librarian. — E. B. K. Foltz. 
DIVISION OF PATHOLOGY AND BACTERIOLOGY. 
Chief of division. — Surgeon Milton J. Rosenau. 
Assistants. — Passed Assistant Surgeons John F. Anderson, L. L. Lumsden, 
L. E. Cofer, C. H. Lavinder, Chas. W. Vogel. R. H. Creel, Herbert M. Manning; 
Assistant Surgeon W. H. Frost ; and Walter D. Cannon, M. D. 
DIVISION OF ZOOLOGY. 
Chief of division. — Ch. Wardell Stiles, Ph. D. 
Assistants.— Passed Assistant Surgeon Joseph Goldberger, Charles G. Crane, 
B. S., and George F. Leonard, A. B. 
DIVISION OF PHARMACOLOGY'. 
Chief of division. — Reid Hunt, Ph. D., M. D. 
Assistants.— Atherton Seidell, Ph. D., Murray Galt Motter, A. M.. M. D., M. I. 
Wilbert, Ph. M„ Rene de M. Taveau. A. B.\ W. H. Schultz, Ph. D.. Worth Hale, 
A. B.. M. D. 
DIVISION OF CHEMISTRY. 
Chief of division. — Joseph H. Kastle, Ph. D. 
Assistants. — Passed Assistant Surgeon Norman Roberts and Elias Elvove, M. S, 
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