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/20161102021142/http://www.panoramio.com/photo/120939968...
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/20161029142501/http://www.panoramio.com/photo/96973115...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029184012/http://www.panoramio.com/photo/96973167...
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/20161029205756/http://www.panoramio.com/photo/109427189...
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...