Members: José Bragato, Jaime Gosis, Elvino Vardaro, Enrique Mario Francini, Argentino Galván, Rafael Del Bagno, Mario Lalli (3), Julio Ahumada

Argentinean tango orchestra, with a chamber style. Formed by virtuoso players, they were reunited by Argentino Galván in 1958.
With some guests musicians on some recordings, its classic line up was:

Arranged By, Art Direction – Argentino Galván
Bandoneon – Julio Ahumada
Cello – José Bragato
Contrabass – Rafael Del Bagno
Piano – Jaime Gosis
Viola – Mario Lalli
Violin – Elvino Vardaro, Enrique Mario Francini