14 Intermediate-Level Pieces for Accordion. Par COLLATTI DIEGO. Tangos for accordion? Arranged for intermediate level players and with a fantastic selection of titles? Diego Collatti answers your questions in 'Tango Accordion'. This volume comprises Tango highlights such as 'Volver' by Carlos Gardel and 'Don Juan' by Ernesto Ponzio arranged for standard accordion. The notation and chord indications for the left hand comply with international standards./ Recueil / Accordéon