Der Schwanendreher concerto after old folksongs for viola and small orchestra = Konzert nach alten Volksliedern für Viola und kleines Orchester - Hindemith, Paul 1895-1963 (Ernst Eulenburg & Co. GmbH, 1985)
Includes preface in English and German
Title from resource description page (viewed February 06, 2018)
Written in 1935