Argentine Antarctica observatory, where he also worked a post office was installed. Civil (employee of the Argentine company official post and telegraph) Hugo Alberto Acuna accounted hoist for the first time in an official way the flag of Argentina on the Argentine Antarctic sector, on 22 February 1904. Such an observatory became the Orcadas Base the oldest existing today across the Antarctic territory permanent human settlement. The Argentine corvette ARA Uruguay returned to Antarctica in 1905 (sailed from the port of Buenos Aires on 10 December 1904) to relieve staffing of the South Orkney and refer to Deception Island and Wiencke Island
Aero Country Airport period ending December 31, 2015, the airport had 9,000 aircraft operations, an average of 25 per day: 100% general aviation. At that time there were 244 aircraft based at this airport: 90% single-engine, 7% multi-engine, 0% jets, 2% helicopters, and 1% gliders. Aero Country Airport Aero Country Airport is a privately owned public airport in McKinney, Collin County, Texas, United States, located approximately west of the central business district. The airport has no IATA or ICAO designation. The airport is used solely for general aviation purposes. Aero Country previously used the FAA LID of TX05 until at least July 1997.