Luis Cobos, Pérez Prado, C. Max

Luis Cobos, Don Thompson

Luis Cobos, Alberto Domínguez, Don Thompson

Louiguy, Luis Cobos, Don Thompson

Carlos Gardel, Unknown, Mariano Mores, Luis Cobos, Alfredo Le Pera, Francisco Canaro, Ivo Pelay, Enrique Pedro Maroni, Pascual Contursi, G.H. MATOS RODRIGUEZ

Luis Cobos, Don Thompson

Luis Cobos, C. Max, Torres, E. Zaldivar, U. Hermosa, G. Hermosa, J. Milchberg, M. Clavero

Carlos Gardel, Unknown, Mariano Mores, Luis Cobos, Alfredo Le Pera, Ángel Villoldo, Enrique Santos Discépolo, J.C. Marambio

Luis Cobos, R. de León, L. Quiroga