Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More
Allegheny Portage Railroad, Lilly Culvert, Spanning Burgoon Run at Sta...
Significance: It is significant as an outstanding example of early 19th century masonry arch construction, and for its association with the Allgeheny Portage Railroad, which the bridge originally carried across... More