[2] It is Argentina's second historical Antarctic base, after the 1904 establishment of the Orcadas Naval Detachment, the world's first—and oldest—permanent settlement in Antarctica.

[5] The expedition arrived in Observatorio Island on the last day of 1947, and set up a hydrographic camp and basic astronomical observatory at Punta Gallows.

A brief farewell ceremony was held at the foot of the mast, where Captain García handed command of the new facilities over to Lieutenant Juan A.

[5] Larger astronomic facilities were inaugurated in 1955; later, during the 1957–58 International Geophysical Year, the first automatic tide gauge in Antarctica was installed at the base.

[5] In the austral summer campaign of 1962–63 four Bernardino Rivadavia Natural Sciences Museum scientists conducted marine biology research.

Since the summer season of 1968–69 the facilities have been periodically used for this scientific discipline, under commission of the Argentine Naval Hydrographic Service.