Songbook with 50 duets of well-known and popular Folk & Gospel songs - for the Tremolo- and Octave harmonica in "Richter"- and "asian" tuning - for two players + accompanying instrument.

The melodies were simply prepared with numbers / symbols, the vocal melody determines the rhythm.

The MP3 sounds (both voices together and each voice individually) are available online in a player with adjustable playback speed.