| Amity Hall Pit and Plant |
|
Private |
|
Sand and Gravel |
| Bethlehem Steel--Steelton, Pa. |
Bethlhem Steel Corp. |
Private |
|
Iron |
| Elizebethville Quarry |
Faylor-Middlecreek Inc. |
Private |
|
Stone, Crushed |
| Faylor Lime & Stone Traprock Quarry |
|
Private |
|
Stone, Crushed |
| Fiddler's Elbow Quarry |
Pennsy Supply Co. |
Private |
|
Stone, Crushed |
| Fleetwood Quarry and Sand Plant |
|
Private |
|
Sand and Gravel |
| Hummellstown Quarry and Plant |
|
Private |
|
Limestone |
| Hummellstown Quarry and Plant |
|
Private |
|
Stone, Crushed |
| Hummelstown Mine |
|
|
|
Iron |
| Hummelstown Ore Mines |
|
Private |
|
Iron |
| Steelton Quarry and Plant |
|
Private |
|
Limestone |
| Steelton Quarry and Plant |
|
Private |
|
Stone, Crushed |
| Unnamed Dolomite Quarry |
|
Private |
|
Stone, Dimension |
| Unnamed--Middletown Area |
|
|
|
Iron |
