Discontinued items:
- Wojciech Waldemar Wisniewski – Defining National Piano Schools: Perceptions and challenges (Softcover) ISBN: 9780994499905
- Wojciech Waldemar Wisniewski – Defining National Piano Schools: Perceptions and challenges (Hardcover) ISBN: 9780994499950
- Genealogical trees of pianists – poster (“Circle” design)
- Genealogical tree of pianists – poster (“Golden” design)