Really special make of free bass accordion.
This model has been especially developed in Scandinavia for high performance levels in a compact instrument. Ellegaard instruments are made by Pigini
34 notes for right hand with continental chromatic C system giving a good range (same note push and pull).
The left hand is very special and developed for this instrument. It has free bass on left hand allowing whole melodies to be played on the left hand side with 26 note compass.
Very rare instrument.