After using the Canyon Creek Schoolhouse laboratory staff as an informal clinical trial, vaccination trials of the people most exposed to RMSFbegan. People These trials focused on people most likely to get RMSF because of their jobswere among those first vaccinated, such as shepherds and cattlemen. These shepherds in Idaho received their shots in 1926.
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Image: Montana Memory, 312
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The residents of the Bitterroot Valley, Montana, where the most people died from RMSF, were also vaccinated. In the this 1931 photo, families lined up outside a local school in Darby to be vaccinated. Dr. R. R. Hayward, a local physician (in a white lab coat), administered the vaccine to a man in his left arm. The town of Darby had lost Arthur Kerlee to the disease when he was working at the Canyon Creek Schoolhouse laboratory.
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Image: Office of NIH History and Stetten Museum, 1524-sl
