| Monongahela Incline |
Pittsburgh Port Authority |
railroad |
Transportation |
Pittsburgh |
United States |
22 |
| Eastern Steam Grist Mill |
Morgan Brothers |
mill |
Food Processing |
Morgantown |
United States |
11 |
| Meldon Viaduct |
London & South Western Railway |
railroad |
Transportation |
Okehampton |
great britain |
101 |
| Duquesne Incline |
Duquesne Incline Plane Co. |
railroad |
Transportation |
Pittsburgh |
United States |
21 |
| Empire (flour) Mill |
Empire Mill |
mill |
Food Processing |
Colombus |
United States |
9 |
| M&PP Railway |
Manitou & Pikes Peak Ry. Co. |
railroad |
Transportation |
Manitou Springs |
united states |
4 |
| Johnstown Incline |
Cambria Iron Company |
railroad |
Transportation |
Johnstown |
United States |
30 |
| Mt. Beacon Incline |
Mt. Beacon Incline Ry. |
railroad |
Transportation |
Beacon |
United States |
31 |
| Ford\'s Sudbury Mill |
unknown |
mill |
Food Processing |
Sudsbury |
United States |
17 |
| Stone Mill |
unknown |
mill |
Food Processing |
Burlington |
United States |
23 |