It was relocated to its present location in the San Telmo ward after the land's purchase by the Municipality of Buenos Aires in 1897.

[7] Allied to the paramount Governor of Buenos Aires, Juan Manuel de Rosas, Ridgley Horne was forced into exile after the strongman's 1852 overthrow, and the land was sold to José Gregorio Lezama.

Portions of the collection were gathered from donations of relatives of important figures in the May Revolution and the wars of independence.

Other objects were part of the collection of the Public Museum (Museo Público) created in 1822 by Bernardino Rivadavia.

Its collection of history paintings includes works by Esteban Echeverría, Cándido López, and Prilidiano Pueyrredón, among others.