archive.org/web/20161031005507/http://www.panoramio.com/user/143517?with_photo_id=129238445 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102181718/http://www.panoramio.com/user/143517?with_photo_id=129042192 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161101145521/http://www.panoramio.com/user/143517?with_photo_id=129669397 operator: Panoramio described at URL: https://web.archive...
Falls of the Schuylkill location. The area: "Industrial activity marked the early history of the Schuylkill River and nearby waterways. Even before the fishery...
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archive.org/web/20161022224000/http://www.panoramio.com/user/346659?with_photo_id=51404451 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161030214242/http://www.panoramio.com/user/4327878?with_photo_id=111915141 operator: Panoramio described at URL: https://web.archive...
panoramio.com/user/12239?with_photo_id=41895082 operator: Panoramio described at URL: https://web.archive.org/web/20161017220100/http://www.panoramio...
archive.org/web/20161102094539/http://www.panoramio.com/user/143517?with_photo_id=129238435 operator: Panoramio described at URL: https://web.archive...
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