The collection contains sound files of music transcriptions published in two anthologies from the series Polish Traditional Song and Music published by the Institute of Art of the Polish Academy of Sciences. It includes two collections entitled: Kashubia, Warmia and Masuria.
Music transcriptions are available in MIDI, MusicXML and MEI formats. Each presented melody is provided with metadata containing basic information, such as: name and surname of the performer, year of birth, place and year of recording, melody function, number of the melody in the publication. The metadata subset varies depending on the presented collection. The aforementioned categories allow one to sort and search both collections.