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Project:
Allegheny Portage Railroad National Historic Site, Cresson, PA
Owner: National Park
Service, Denver CO
Architect: National Park Service, Denver CO
Finished: January 1991
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Project:
Horseshoe Curve National Historic Landmark, Altoona, PA
Owner: The Railroader's
Memorial Museum, Altoona, PA
Architect: Glance & Associates,
Pittsburgh, PA
Finished: September 1991
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