Hillman_Coal_and_Coke_Company
The Hillman Coal and Coke Company was a bituminous coal mining company based in Pittsburgh, PA.[1]
The company was formed by John Hartwell Hillman Sr.[2] He established the Hillman Coal and Coke Company, and J. H. Hillman & Sons, which was eventually run by his three sons.[3] Hillman Coal and Coke Company later became Pittsburgh Coke & Chemical, and it is now Calgon Carbon.
The company built coal patch towns in the following locations: