English operator: Panoramio described at URL: https://web.archive.org/web/20161029205756/http://www.panoramio.com/photo/109427189...
English Old Telegraph Poles, Lodi, Wisconsin operator: Panoramio described at URL: https://web.archive.org/web/20161024145636/http://www.panoramio.com/photo/79417729...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028172840/http://www.panoramio.com/photo/104915132...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101230529/http://www.panoramio.com/photo/116435354...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029144642/http://www.panoramio.com/photo/95224457 determination method...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101143243/http://www.panoramio.com/photo/124684955...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102134622/http://www.panoramio.com/photo/115726846...
English operator: Panoramio described at URL: https://web.archive.org/web/20161103022838/http://www.panoramio.com/photo/110170148...
English operator: Panoramio described at URL: https://web.archive.org/web/20161030104556/http://www.panoramio.com/photo/98557481...
English operator: Panoramio described at URL: https://web.archive.org/web/20161102021142/http://www.panoramio.com/photo/120939968...