found: nuc88-140876: Československý rozhlas. Katalog orchestrálnich ... 1964-1965(hdg. on NIC rept.: Hradecký, Emil; usage: Emil Hradecký)
found: Hradecký, Emil. Katalog : orchestrálních notových materiálů, uložených v archivech Čs. rozhlasu, 1964 :title page, page 7 (Dr. Emil Hradecký)
found: LC data base, 10-17-89(hdg.: Hradecký, Emil)
found: cs.wikipedia.org, viewed in translation 24 Oct 2014cs.wikipedia.org/wiki/Emil_Hradecký(Emil Hradecký (January 16, 1913, Prague - 18 November 1974, Prague)...musicologist, archivist, composer and educator...professor of music theory at State Conservatory in Prague, 1940-1943...helped found the Academy of Performing Arts...worked in the State Central Archives and Music Department of the National Museum...published articles, books, and music )