John T. Comès

Historical marker location:

Pittsburgh, Pennsylvania

( Marker is at the intersection of Fifth Avenue and Robinson Street, on the right when traveling west on Fifth Avenue. Reported permanently removed.)

Marker installed: 2013

(1873-1922).

Pennsylvania was the site of the deadliest nuclear accident in U.S. history. In 1979, a partial meltdown occurred at the Three Mile Island nuclear power plant in Harrisburg, Pennsylvania.