Wikimedi'Òc

Harper's weekly (1864) (14784934975) Accident on the Pennsylvania Central Railroad (cropped).jpg - Broichmore

Above Altoona, from Robert N. Dennis collection of stereoscopic views.jpg - DcoetzeeBot

VIEW OF BRIDGE FROM EAST SIDE OF CREEK, LOOKING NORTHWEST - Pennsylvania Railroad, Loyalhanna Creek Bridge, Spanning Loyalhanna Creek, Latrobe, Westmoreland County, PA HAER PA,65-LAT,2-2.tif - Fæ

GENERAL VIEW OF BRIDGE, LOOKING NORTH - Pennsylvania Railroad, Loyalhanna Creek Bridge, Spanning Loyalhanna Creek, Latrobe, Westmoreland County, PA HAER PA,65-LAT,2-1.tif - Fæ

Electric railway journal (1916) (14572977318).jpg - Fæ

Railway and locomotive engineering - a practical journal of railway motive power and rolling stock (1904) (14737468826).jpg - Fæ

Harper's weekly (1864) (14784934975).jpg - Fæ

Jim and Bill's Mari-Nay Diner, located 5 miles from Philadelphia in the heart of the Main Line District on U.S. Route 30 (82614).jpg - Junkyardsparkle

Pennsylvania Railroad Bridge over Shavers Creek in Petersburg PA.jpg - Smallbones

East Liberty Map Detail 1910.jpg - Absecon 49

Pennsylvania Railroad and Horseshoe curve - panoramio (28).jpg - Panoramio upload bot

TurtleCreek from George Westinghouse Bridge April 2018.jpg - MDK33

Shadyside Train Station (715.287466.CP).jpg - Hhm8

Bennett Brothers Auto Wreckers (715.287468.CP).jpg - Hhm8

1895 Hopkins map of Wall Yard.jpg - MDK33

Penn Incline above tracks.jpg - Hhm8

Port Perry Branch train.jpg - Hhm8

Brinton Ave. Bridge at Sta. 43+50 - Over Turtle Creek (20180813-hpichswp-0169).png - Hhm8

Brinton Ave. Wall Site and Stone Arch - Sta. 41+50 (20180813-hpichswp-0170).png - Hhm8

Brinton Ave. Sta. 43+90 Looking Toward Sta. 42+00 (20180813-hpichswp-0171).png - Hhm8

Foot Bridge Construction (715.081133.CP).png - Hhm8

Stewarts Station (P.9058.32).png - Hhm8

Blairsville Intersection (P.9058.69).png - Hhm8

Greensburg Junction (P.9058.46).png - Hhm8

Turtle Creek near Stewarts (P.9058.31).png - Hhm8

Walls Station (P.9058.33).png - Hhm8

Spruce Creek Tunnel (P.9058.105).png - Hhm8

Spruce Creek Tunnel (P.9058.104).png - Hhm8

Jacks Narrows (P.9058.76).png - Hhm8

Lewistown (P.9058.74).png - Hhm8

Spruce Creek (P.9058.112).png - Hhm8

May's Bridge above Lewiston (P.9058.77).png - Hhm8