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. 
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 Arbor. Mich.: Prof. William T. Sedgwick, Massachusetts Institute of 
Technology. Boston, Mass. : and Prof. Frank F. Wesbrook, University of Minnesota, Minne- 
apolis, iMinn. 
LABORATORY CORPS. 
Director. — Passed Assistant Surgeon Milton J. Rosenau. 
A ssistant director. — Passed Assistant Surgeon John F. Anderson. 
Pharmacist. — Frank J. Herty, Ph. G. 
Acting librarian. — E. B. K. Foltz. 
DIVISION' OF PATHOLOGY AN'D BACTERIOLOGY. 
Chief of division. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistants. — Passed Assistant Surgeons John F. Anderson, H. A. Stansfield, and T. B. 
McClmtic. 
DIVISION' OF ZOOLOGY. 
Chief of division . — Ch. Wardell Stiles, Ph. D. 
Assistants . — Passed Assistant Surgeon Joseph Goldberger, Philip E. Garrison, A. B., M. D., 
Arthur L. Murray, M. D. 
DIVISION* OF PHARMACOLOGY. 
Chief of division . — Reid Hunt, Ph. D., M_ D. 
Assistants . — Rene de M. Taveau, A. B., and Madison B. Porch, B. S. 
DIVISION* OF CHEMISTRY. 
Chief of division . — Joseph H. Kastle, Ph. I). 
Assistant. — H. L. Amoss, B. S. 
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