Concerto for Piano in A minor by Nicolás Alessio (1919-1985) and Mario Alessio (1922-1974). In three movements: Andante maestoso – Allegro con brio and Andante cantabile and Moderato Vivace. Composed in Rosario City, Argentina in 1945. Premiered on 21 September 1946 at the El Circulo Theater (Rosario) with Mario Angel Alessio at the piano under the direction of Nicolás Alfredo Alessio. A second performance took place on 8 July 1950 at the Libertador Theater (Córdoba, Argentina) with Emilio Alessio at the piano under the direction of Lionello Forzanti (1913-2009). Here the soloist part by pianist Fabio Banegas Jiříček.