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[Health workers at the United States Public Health Marine Hospital Service Headquarters, Fourth Provisional Plague District, San Francisco, Calif.]
[Health workers at the United States Public Health Marine Hospital Service Headquarters, Fourth Provisional Plague District, San Francisco, Calif.]
Group portrait of health workers with brooms, sprinkling cans, axes, hoses, rakes, shovels and other equipment used to destroy rat habitation areas, standing in front of the storeroom (on left) and U.S. Public Health Marine Hospital Service District Headquarters during the San Francisco plague campaign.
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