Born in Buenos Aires to a wealthy family seems to have influenced his art: his orchestra, refined and aristocratic, was the favorite of upper circles.

However, despite Osvaldo's father was a rich businessman, at the age of ten, his family moved to La Paternal, a neighborhood somewhat away and humble, with flat houses in a popular surrounding which had its effect on his destiny.

It was there where he started playing the bandoneon.

His was the longest tango career ever found: over 1,250 recordings along 63 years.