Panoramio described at URL: https://web.archive.org/web/20161016171546/http://www.panoramio.com/photo/49720175 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161026231918/http://www.panoramio.com/photo/23166307 determination method or standard: SHA-1...
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