(aeronautical - 📸 Land Surveying Photos - Land Surveyors United - Global Surveying Community2024-03-29T13:28:59Zhttps://landsurveyorsunited.com/photo/feed/tag/%28aeronauticalSupplemental Control Stationhttps://landsurveyorsunited.com/photo/supplemental-control-station2012-12-18T12:17:33.000Z2012-12-18T12:17:33.000ZFrancisco P. Alconerahttps://landsurveyorsunited.com/surveyors/FranciscoPAlconera<div><img src="https://storage.ning.com/topology/rest/1.0/file/get/1206122649?profile=RESIZE_400x&width=400"></div><div>Installed using GPS</div>