Von w:en:User:Nightstallion (original uploader), the author of xrmap (improved version) – Originally from the Open Clip Art website, then replaced with an improved version., Gemeinfrei, https://commons.wikimedia.org/w/index.php?curid=433220
Von w:en:User:Nightstallion (original uploader), the author of xrmap (improved version) – Originally from the Open Clip Art website, then replaced with an improved version., Gemeinfrei, https://commons.wikimedia.org/w/index.php?curid=433220