Wikimedi'Òc

Midway Interlocking, South Brunswick, NJ.jpg - JosephBarillari~commonswiki

Oil City Allegheny River Bridge LOC 141762pu.jpg - Balcer~commonswiki

PennsylvaniaRRbridge&ControlTower.jpg - JMSchneid

P. R. R. Yard, Altoona, from 17th St. Bridge, west, by R. A. Bonine.png - DcoetzeeBot

P. R. R. Yard, Altoona, from 17th St. Bridge, west, by R. A. Bonine.jpg - DcoetzeeBot

Holmesburg Junction Station.JPG - File Upload Bot (Magnus Manske)

Amtrak "Pennsylvanian" at Bryn Mawr, PA.jpg - File Upload Bot (Magnus Manske)

Bryn Mawr Station 2011.jpg - File Upload Bot (Magnus Manske)

19990205 09 Amtrak @ CP Virginia, Washington, DC (6615839669).jpg - File Upload Bot (Magnus Manske)

HEADLEY(1882) -p134 Penn. R. R. - Block Signal Stations.jpg - Metilsteiner

Edgewood Interlocking Tower. Edgewood, Hareford Co., MD. Sec. 1201, MP 75.50. - Northeast Railroad Corridor, Amtrak route between District of Columbia-Maryland state line and HAER MD,4-BALT,147-39.tif - Fæ

Aerial view of tower and vicinity from south - Erie Railway and Pennsylvania Railroad, Horseheads Interlocking Tower, Westinghouse Road, Horseheads, Chemung County, NY HAER NY,8-HORSE,1A-2.tif - Fæ

Aerial view of tower and vicinity from north - Erie Railway and Pennsylvania Railroad, Horseheads Interlocking Tower, Westinghouse Road, Horseheads, Chemung County, NY HAER NY,8-HORSE,1A-3.tif - Fæ

Aerial view of tower from southwest - Erie Railway and Pennsylvania Railroad, Horseheads Interlocking Tower, Westinghouse Road, Horseheads, Chemung County, NY HAER NY,8-HORSE,1A-1.tif - Fæ

Zoo Substation. Philadelphia, Philadelphia Co., PA. Sec. 1101, MP 87.25. - Northeast Railroad Corridor, Amtrak route between Delaware-Pennsylvania and Pennsylvania-New Jersey HAER PA,51-PHILA,694-20.tif - Fæ

Overbrook Railroad Station, City Avenue at Sixty-third Street, Philadelphia, Philadelphia County, PA HABS PA,51-PHILA,749-2.tif - Fæ

Overbrook Railroad Station, City Avenue at Sixty-third Street, Philadelphia, Philadelphia County, PA HABS PA,51-PHILA,749-9.tif - Fæ

The American railway; its construction, development, management, and appliances (1889) (14738158886).jpg - SteinsplitterBot

The American railway; its construction, development, management, and appliances (1889) (14760809362).jpg - SteinsplitterBot

Abandoned Tower At Gallitzin (11778185964).jpg - Hhm8

Allegheny River from Highland Park, Pittsburgh, Pa. (det.4a19425).tif - Hhm8

Haddonfield Junction from cab of PRSL train, September 1965.jpg - Pi1415926535

CR Tower South Fork, PA on April 22, 1988 (22947628931).jpg - Fæ

Former PRR 75th Street Tower, Chicago nn April 19, 1988 (22771530190).jpg - Fæ

Former PRR, 75th Street Tower, Chicago on April 19, 1988 (22970670371).jpg - Fæ

Some PC-PRR Towers and Trains Photos by Roger Puta - 4 Photos (27641134085).jpg - Fæ

Some PC-PRR Towers and Trains Photos by Roger Puta - 4 Photos (27641143575).jpg - Fæ

Lift span of Fourteenth Street Bridge over Portland Canal, Ohio River at Louisville, Kentucky 88c030.jpg - William Alden

Essay Tower.jpg - Mitchazenia

Midway Station - Monmouth Junction - South Brunswick Township - NJ - IMG 2309.jpg - Bjoertvedt

Lancaster station 1949 postcard.jpg - Pi.1415926535

Broadway Limited passing Bryn Mawr station, June 16, 1992.jpg - Pi.1415926535

Pennsylvania Railroad, HOLMES Block Station modelboard and lever machine.jpg - Chooch331