Yellow Fever Attacks Philadelphia, 1793 « Yellow Fever Attacks Philadelphia, 1793 » "Yellow Fever Attacks Philadelphia, 1793" "Yellow Fever Attacks Philadelphia, 1793" "Yellow Fever Attacks Philadelphia, 1793" yellow fever epidemic http://www.eyewitnesstohistory.com/yellowfever.htm Yellow Fever Attacks Philadelphia, 1793 "Yellow Fever Attacks Philadelphia, 1793" Yellow Fever Attacks Philadelphia Yellow Fever epidemics Yellow Fever Attacks Philadelphia, 1793 epidemic of yellow fever "Yellow Fever Attacks Philadelphia, 1793" "Yellow Fever Attacks Philadelphia, 1793" http://www.eyewitnesstohistory.com/yellowfever.htm « Yellow Fever Attacks Philadelphia, 1793 » Yellow Fever Attacks Philadelphia, 1793 the yellow fever epidemics http://www.eyewitnesstohistory.com/yellowfever.htm "Yellow Fever Attacks Philadelphia, 1793" local merchant Samuel Breck