[Varèse, Edgar. (1883–1965) & Cage, John. (1912–1992)]. "A Sunday Afternoon of Contemporary Music" - 1958 Concert Poster. Original concert poster from an important early performance of works - in particular, electronic music works -  by Edgar (here "Edgard") Varèse, John Cage, Richard Maxfield, Morton Feldman, and others. Featuring pianist David Tudor and cellist David Soyer, the concert took place at the Village Gate on April 26, [1958] and included the American premiere of Varèse's Poème Electronique (the world premiere had taken place at the 1958 Brussels World Fair.) Also premiered were Richard Maxfield's Electronic Score from "Stacked Deck," Morton Feldman's Composition for Piano, and Walter Guttman's Computor [sic] Music. Old folds with some light edge wear, two tape ghosts to edges, otherwise in very good condition. 12 x 9 inches (30.5 x 22.8 cm).