Cornell University Library Digital Collections
Subject
- Pacific Coast Heating & Supply Co.2
- Pacific Coast Railroad Company2
- Pearce Steel Drill Shop1
- Pennsylvania Railroad20
- Phillips Milk of Magnesia1
- Pit Mine11
- Pittman Repair Shop1
- Pittsburgh & Lake Erie1
- Purina1
- R.S. Armstrong & Bro. Co.2
- Railroad cars305
- Railroad crossings197
- Railroad passenger cars7
- Railroad stations14
- Railroad switches76
- Railroad terminals2
- Railroad tracks422
- Railroad yards54
- Railroads--Buildings and structures154
- Railroads--Employees113