Along with the handover, the United States government gave all the buildings, facilities, and existing food supplies while Argentina provided the logistical and administrative services necessary for the continued operation of the station.

[7] On 31 December 1959, the Argentinean icebreaker ARA General San Martín was heading to Ellsworth Station to exchange personnel deliver and consumables when it received a SOS signal from the Norwegian–South African exploration ship Polarbjorn, which had gotten stuck in ice.

The Argentineans managed to set the ship free so it could follow with its planned route along the coastline, However, the General San Martín was later unable to reach its own primary goal—located on the deepest recess of the Weddell Sea—due to unusually thick pack ice on the target area.

[8] On 6 January 1962, Frigate Captain Hermes Quijada of the Argentine Naval Aviation, leading a two-plane flight of Douglas C-47s, made a stopover at Ellsworth Base before continuing to the South Pole.

[6] The area is a passage of weather fronts directed towards the north: although they do not precipitate, they do produce strong winds exceeding 200 km/h (120 mph) which radically lower the apparent temperature.