Panoramio described at URL: https://web.archive.org/web/20161014082621/http://www.panoramio.com/photo/27029807 determination method or standard: SHA-1...
Panoramio described at URL: https://web.archive.org/web/20161013212857/http://www.panoramio.com/photo/27029756 determination method or standard: SHA-1...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030210619/http://www.panoramio.com/photo/117833646 determination method...
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