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Jump Back in Time Progressive Era (1890-1913)
 
Schering, Bloomfield Laboratory, New Jersey
In modern laboratories like this one in New Jersey, scientists work on identifying and curing new diseases as they occur

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U.S. Army Physicians Discovered the Cause of Yellow Fever
August 27, 1900

With doctors at a loss as to how to stop the spread of yellow fever, people tried all sorts of strange remedies. They burned barrels of tar in the street to disinfect the air. They sprayed sulfur and lime mixtures into homes of the infected. Assuming the disease was contagious, they isolated the sick. After Doctors Reed and Carroll's discovery, effective ways were found to combat mosquitoes and the disease they transmitted. Can you think of other diseases in history that people feared because the cause was unknown at first?
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