archive.org/web/20161028054247/http://www.panoramio.com/user/969909?with_photo_id=95830229 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161102213123/http://www.panoramio.com/user/596286?with_photo_id=125160307 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161031064938/http://www.panoramio.com/photo/125160052 determination method:...
archive.org/web/20161031043357/http://www.panoramio.com/user/596286?with_photo_id=111936078 operator: Panoramio described at URL: https://web.archive...
English German Wappen der früheren Gemeinde Luhdorf determination method or standard: SHA-1...