Vaccine Production in the Bitterroot Valley during World War II

Retired scientific photographer and laboratory historian Gary Hettrick tells how scientists at Rocky Mountain Laboratories in Hamilton helped stop the global spread of yellow fever, one of history’s most notorious and deadly diseases. Their efforts produced 10 million doses of an improved yellow fever vaccine, saved countless lives, and helped the U.S. win the war by protecting American and Allied soldiers who were fighting in jungles all over the globe.