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ARMED FORCES INSTITUTE OF PATHOLOGY
Figure 46.—Maj. Frederick F. Russell, seventh Curator of the Museum, 1907-1913, who introduced typhoid fever vaccination in the Army.
yellow fever in Cuba. The typhoid fever experiment, started in May 1904, called for the oral administration of dead typhoid bacilli. After experiments with rabbits and guinea pigs had succeeded in producing an immune reaction, Dr. Carroll secured the permission of The Surgeon General to call for volun-
