ORGANIZATION OF HYGIENIC LABORATORY. 
Walter Wyman, Surgeon-General , 
United States Public Health and Marine-Hospital Service. 
ADVISORY BOARD. 
Major Walter D. McCaw, Surgeon, U. S. Army; Surgeon John F. Urie, U. S. Navy; 
Dr. D. E. Salmon, 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 Arbor, Mich. ; Prof. William T. Sedgwick, 
Massachusetts Institute of Technology, Boston, Mass.; and Prof. Frank F. Wesbrook, 
University of Minnesota, Minneapolis, Minn. 
LABORATORY CORPS. 
Director. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistant director. — Passed Assistant Surgeon John F. Anderson. 
Pharmacist. — Frank J. Herty, Ph. G. 
Acting librarian.— E. B. K. Foltz. 
DIVISION OF PATHOLOGY' AND BACTERIOLOGY'. 
Chief of division. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistants. — Passed Assistant Surgeons John F. Anderson, T. B. McClintic, and 
Edward Francis. 
DIVISION OF ZOOLOGY. 
Chief of division. — Ch. Wardell Stiles, Ph. D. 
Assistants. — Passed Assistant Surgeon Joseph Goldberger, Philip E. Garrison, A. B., 
Arthur L. Murray, M. D. 
DIVISION OF PHARMACOLOGY. 
Chief of division. — Reid Hunt, Ph. D., M. D. 
Assistants. — Daniel Base, Ph. D., Madison B. Porch, B. S., and Murray Galt Motter, 
M. D. (temporary). 
DIVISION OF CHEMISTRY'. 
Chief of division. — Joseph H. Kastle, Ph. D. 
