ORGANIZATION OF HYGIENIC LABORATORY. 
"Walter Wy3iax, Surgeon-General, 
United States Public Health and Marine-Hospital Service. 
ADVISORY BOARD. 
Major Walter D. McCav, Surgeon, U . S. Army; Surgeon John F. Urie, U. S. Na'VA'; 
Dr. A. D. Meh-in, Chief of U. S. Bureau of Animal Industry, and Milton J. Bosenau, 
U. S. Public Health and Marine-Hospital Sermce, ex officio. 
Prof. William H. Welch, Johns Hopkins University, Baltimore, Md.; Prof. Simon 
Flexner, Rockefeller Institute for Medical Research, Xevr York; Prof. Victor C. 
Vaughan, LMiversity of Michigan, Ann Arbor, Mich.; Prof. William T. Sedgwick, 
Massachusetts Institute of Technology, Boston, Mass., and Prof. Frank F. Wesbrook, 
F'niversity of Minnesota, Minneapohs, Minn. 
LABORATORY CORPS. 
Director. — Surgeon Milton J. Rosenau. 
Assistant director. — Passed Assistant Surgeon John F. Anderson. 
Pharmacists. — Frank J. Herty, Ph. G., and C. 0. Stems, Ph. G. 
Artist. — Leonard H. Wilder. 
Acting librarian. — E. B. K. Foltz. 
DIVISIOX OF PATHOLOGY AXD BACTERIOLOGY. 
Chief of dixision. — Surgeon Milton J. Rosenau. 
Assistants. — Passed Assistant Surgeons John F. Anderson, Claude H. Lamnder, 
L. L. Lumsden, Herbert M. Manning, W. H. Frost; and Walter D. Cannon, M. D. 
DnUSIOX OF ZOOLOGY. 
Chief of dixision. — Ch. Wardell Stiles, Ph. D. 
Assistants. — Passed Assistant Surgeon Joseph Goldberger, Charles G. Crane, B. S., 
and George F. Leonard, A. B. 
DIVISIOX OF PHARMACOLOGY. 
Chief of dixision. — Reid Hunt, Ph. D., M. D. 
Assistants. — ^Atherton Seidell, Ph. D., W. H. Schultz, Ph. D., Worth Hale, M. D., 
Murray Galt Motter, M. D., Martin I. Wilbert, Ph. M., and Rene de M. Taveau, A. B. 
Dnusiox OF CHEMISTRY. 
Chief of division. — Joseph H. Kastle, Ph. D. 
Assistants. — Assistant Surgeon Norman Roberts and Elias Elvove, M. S. 
