"Pro-", "Pu-"
odd: label: General
content: Providence and Springfield Railroad

Providence, Warren, and Bristol Railroad

Profile and Franconia Notch Railroad

Pueblo Refining and Smelting Company
name: label: Collection Creator
content: Norrell, Thomas, 1899-1985
setName: label: See more items in
content: Thomas Norrell Railroad Photographs Collection
label: See more items in
content: Thomas Norrell Railroad Photographs Collection / Series 2: Photographic Prints / 2.1: North American Railroad Companies
container: label: Container
content: Box 80, Folder 45
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Graphic Materials