Lot of 6 Used Piano Accordion Books - Variety Pietro Deiro, Hawkins Books Pack - Scale, Arpeggio, Theory

Used lot of books includes:

1. Pietro Deiro - The Virtuoso Accordionist 
2. Pietro Deiro - Scale And Arpeggio Manual
3. Pietro Deiro - Sickler Chord Speller and Theory Lessons
4. Pietro Deiro - Sickler Chord Speller and Theory Lessons
5. Pietro Deiro - Sickler Chord Speller and Theory Lessons
6. Hawkins - Standard Studies