ORGANIZATION OF HYGIENIC LABORATORY. 
Walter Wy'niant, Surgeon-General, 
U. S. Public Health and Marine-Hospital Service. 
ADVISOEY BOAED, 
, U. S. Army; Surg. John F. Urie, IT. S. Xavy; Dr. D. E. Salmon, 
Chief of F”. S. Bureau of Animal Industry; and Wilton J. Rosenau, U. S. Public , 
Health and Marine-Hospital Service, ex officio. 
Prof. William H. Welch, Prof. Simon Flexner, Prof. Victor C. Vaughan, Prof. ' 
William T. Sedgwick, and Prof. Frank F. Wesbrook. 
LABORATORY CORPS. 
Director. — P. A. Surg. Milton J. Rosenau. 
Assistant director. — P. A. Surg. John F. Anderson. 
Pharmacist. — M. H. Watters, Ph. G. 
DIVISIOX OF PATHOLOGY AXD BACTEEIOLOGY. 
Chief of division. — P. A. Surg. Milton J. Rosenau. 
Assistants. — P. A. Surg. John F. Anderson and Herman B. Parker, and Asst. Surg. ; 
Thomas B. McClintic and Clarence W. Wille. 
DIAHSIOX OF ZOOLOGYL 
Chief of division. — Ch. ’Wardell Stiles, Ph. D. 
Assistants . — Phillip E. Garrison, A. B.; Brayton H. Ransom, B. Sc., A. M.; Earle . 
C. Stevenson, B. Sc.; Arthur L. Murray. 
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