ORGANIZATION OF HYGIENIC LABORATORY. 
Walter Wataiax, Surgeon-General, 
United States Public Health and Marine- Hospital Service. 
ADA’ISORY BOARD. 
Major Walter D. McCaw, Surgeon U. S. Army; Surgeon John F. Urie, F". S. Xavv; 
Dr. D. E. Salmon, Chief of U. S. Bureau of Animal Industry; and Milton J. Eosenau, 
U. S. Public Health and Marine-Hospital Service, ex officio. 
Prof. lYilliam H. Welch, Prof. Simon Flexner, Prof. Victor C. Vaughan, Prof. 
William T. SedgAA'ick, and Prof. Frank F. IVesbrook. 
LABORATORY CORPS. 
Director. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistant director. — Passed Assistant Surgeon John F. Anderson. 
Pharmacist. — M. H. Watters, Ph. G. 
DIAUSIOX OF PATHOLOGY AXD BACTERIOLOGY. 
Chief of dirision. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistants. — Passed Assistant Surgeon John F. Anderson, and Assistant Surgeons 
Thomas B. 3IcClintic and Clarence AV. Wille. 
DIAUSIOX OF ZOOLOGY'. 
Chief of division.— Ch. AVardell Stiles, Ph. D. 
Assistants. — Philip E. Garrison, A. B. ; David G. AA^illets, Ph. B.; Arthur L. Murray, 
AATlliam F. Hemler. 
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