This album was recorded in IRT’s studio 1, in Santiago; in July, August and September 1972. With the exception of the tracks «Indio Hermano» and «Corre que te pillo», which belonged to a later single, and were recorded in the autumn of 1973 at the same studio.

Choir of friends in «Marcha al Interior del Espíritu»: Oriana, Perla, Mirta, Julio, Tito, Jara twins, Jose Pedro, Gustavo Mujica, Marcela, Pato and Alfredo.
In «Corre que te Pillo» an orchestra participates whose performers are not listed in our registers.