DescriptionConemaugh, Viaduct, Johnstown, flood ,1889 - panoramio.jpg Conemaugh, Viaduct, Johnstown, flood ,1889 Date Taken on 25 August 2008 Source https://web...
archive.org/web/20161017084033/http://www.panoramio.com/user/143517?with_photo_id=46711946 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161016164714/http://www.panoramio.com/user/143517?with_photo_id=46711962 operator: Panoramio described at URL: https://web.archive...
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