ORGANIZATION OF HYGIENIC LABORATORY. 
AValter AVa'Max, Surgeon- General. 
United States Public Health and Ha rine- Hospital Service. 
ADVISORY BOARD. 
Major AAMlter D. McCaw, Surgeon U. S. Army; Surgeon John F. Frie, U. S. Navy; 
Dr. D. E. Salmon, Chief of U. S. Bureau of Animal Industry; and Alilton J. Rosenau, 
U. S. Public Health and Marine-Hospital Service, e.r officio. 
Prof. AAdlliam H. AA’^elch, Prof. Simon Flexner, Prof. A^ictor C. Vaughan, Prof. 
AVilliam T. Sedgwick, and Prof. Frank F. AA'eslirook. 
LABORATORY CORPS. 
Jtlrertor. — Passed Assistant Surgeon Milton J. Rosenau. 
Assistant director. — Passed Assistant Surgeon John F. Anderson. 
Pharmacist. — AI. H. AA'atters, Ph. G. 
DIVISION OF PATHOLOGY AND BACTERIOLOGY:. 
Chief of division. — Passed Assistant Surgeon Alilton J. Rosenau. 
Assistants. — Passed Assistant Surgeon John F. Anderson and Assistant Surgeons 
Thomas B. AIcClintic, Clarence AA". AVille. 
DIAHSIOX OF ZOOLOGY’. 
Chief of division. — Ch. AVardell Stiles, Ph. I). 
Assistants. — Philip E. Garrison, A. B. ; David G. AVillets, Ph. B. ; Arthur L. Alur- 
ray; AVilliam F. Hemler. 
