Polka Op. 39, No. 14 (1 Piano, 4 Hands/Mid-Intermediate Level). Composed by David Karp. For Piano/Keyboard, 1 Piano, 4 Hands. Willis. Elementary 4 Class piece for the Piano Ensembles event with the National Federation of Music Clubs (NFMC) Festivals Bulletin 2008-2009-2010. Mid-Intermediate. 6 pages. Willis Music #11722E. Published by Willis Music (HL.405877).