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Humphrey Preparation Plant and Dock situated next to the river and railraod tracks.

1. Humphrey Preparation Plant and Dock, Pittsburgh Consolidation Coal Company

2. Humphrey Preparation Plant and Dock, Pittsburgh Consolidation Coal Company

Miner examines coal traveling down a conveyor inside the Hutchinson Preparation Plant, Pittsburgh Consolidation Coal Company.

3. Interior of the Hutchinson Preparation Plant

Division of the Pittsburgh Consolidation Coal Co.

4. Georgetown Preparation Plant

This plant supplied coal for the Disco Plant.

5. Champion No. 1 Preparation Plant

6. Disco Plant with Champion No. 1 Preparation Plant in Background