determination method or standard: SHA-1 operator: Panoramio described at URL: https://web.archive.org/web/20161103185351/http://www.panoramio.com/photo/131640221...
archive.org/web/20161012070844/http://www.panoramio.com/user/2728263?with_photo_id=18396066 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161015080344/http://www.panoramio.com/user/2728263?with_photo_id=34452767 operator: Panoramio described at URL: https://web.archive...
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