vapor (AKA Horse Power), and a Sinfonía proletaria (proletarian symphony)—see Category of Chávez symphonies. Sophie Carmen Eckhardt-Gramatté (1899–1974), Canadian composer of 2 symphonies and a Symphony-Concerto for piano and orchestra William Levi Dawson (1899–1990), American composer of the "Negro Folk Symphony" (1934, r. 1952) Pavel Haas (1899–1944), Czech composer of an unfinished Symphony (1940/41, orchestration completed by Zdenek Zouhar) Eduardo Hernández Moncada (1899–1995), Mexican composer of 2 symphonies Finn Høffding (1899–1997), Danish composer of 4 symphonies Jón Leifs (1899–1968), Icelandic composer of 1 programmatic symphony, called Sögusinfónía (Saga Symphony) Harl McDonald (1899–1955), American pianist, conductor, and composer of 4 symphonies Alexander Tcherepnin (1899–1977), Russian composer of 4 symphonies Randall Thompson (1899–1984), American composer of 3 symphonies Pancho Vladigerov (1899–1978), Bulgarian composer of 2 symphonies (the second for strings) 1900–1949 George Antheil (1900–1959), American composer of 10 symphonies, of which six are numbered (No. 1, Zingareska, 1920–22, r. 1923; No. 2, 1931–38, r. 1943; No. 3, American, 1936–41, r. 1946; No. 4, 1942, 1942; No. 5, Joyous, 1947–48; and No. 6, After Delacroix, 1947–48, r. 1949–50) and four are unnumbered (the Symphony for Five Instruments, 1923, r. 1923; the Jazz Symphony, for three pianos and orchestra, 1925, r. 1955; a Symphony in F major, 1925–26; and an alternative fifth symphony, Tragic Symphony, 1943–46, which Antheil composed as a requiem to the World War II dead) Henry Barraud (1900–1997), French composer of 3 symphonies (the second for strings) and a Symphonie concertante for trumpet and orchestra Nicolai Berezowsky (1900–1953), Russian–American violinist and composer of 4 symphonies Willy Burkhard (1900–1955), Swiss composer of 1 symphony (Piccola sinfonia giocosa for small orchestra) Alan Bush (1900–1995), British composer of 4 symphonies Aaron Copland (1900–1990), American composer of 3 numbered symphonies, a Symphony for organ and orchestra (later arranged without organ as Symphony No. 1), and a Dance Symphony for orchestra. The fourth movement of No. 3 is based on his famous Fanfare for the Common Man Pierre-Octave Ferroud (1900–1936), French composer of 1 symphony Isadore Freed (1900–1960), American composer of 2 symphonies Anis Fuleihan (1900–1970), Cypriot–American composer of 2 symphonies and a Concertante Symphony for string quartet and orchestra Uuno Klami (1900–1961), Finnish composer of 2 numbered symphonies (1938; and 1945), as well as a Symphonie enfantine (1928) Paul Kletzki (1900–1973), Polish conductor and composer of 3 symphonies plus a sinfonietta for strings Ernst Krenek (1900–1991), Austrian composer of 5 symphonies Colin McPhee (1900–1964), Canadian