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
Women in Antarctica women began to break into fields in Antarctica, they found that it could be difficult to compete against men who already had the "expeditioner experience" needed for permanent science positions. Women who were qualified for expeditions or jobs in Antarctica were less likely to be selected than men, even after a 1995 study by Jane Mocellin showed that women cope better than men with the Antarctic environment. Most early policies and practices, including the construction and creation of Antarctic organizations were created initially by men. Women were originally excluded from early exploration in Antarctica based on the attitude that women