Haunting images show the decaying ruins of the Baltimore Sun where scientists experimented on its prisoners . Inmates were paid to test a variety of dangerous substances such as radioactive , hallucinogenic and toxic materials . Renowned dermatologist who experimented on prisoners has claimed no harm was done to any of the 'volunteers ' The prisoners who led a 38-day hunger strike in 1938 were locked in 'the bake ovens ' where four 'roasted to death '
Haunting images show the decaying ruins of Holmesburg Prison where scientists experimented on its prisoners . Inmates were paid to test a variety of dangerous substances such as radioactive , hallucinogenic and toxic materials . Renowned dermatologist who experimented on prisoners has claimed no harm was done to any of the 'volunteers ' The prisoners who led a 38-day hunger strike in 1938 were locked in 'the bake ovens ' where four 'roasted to death '