[Group portrait of unidentified men at the United States Public Health and Marine Hospital Service Headquarters, Fourth Provisional Plague District, San Francisco, Calif.]
Group portrait of two men in United States Public Health and Marine Hospital Service uniforms (seated, front row) and other men in civilian clothes posing in front of a building; a man in a window behind them holds the end of a U.S. flag and a sign in the window identifies the building as the United States Public Health and Marine Hospital Service Headquarters Provisional Plague District.
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