(EN) Library of Congress Copyright Office, American Rhapsody, Composer: John Serry, Copyright: Alpha Music, New York, New York, 1957 Copyright.gov
loc.gov
cocatalog.loc.gov
(EN) Library of Congress of the United States Copyright Office,Concerto In C Major For Free Bass Accordion, Composer: John Serry, 1968, Copyright # EP247602 Copyright.gov