巴哈 Bach, JS: 15 Two-part Inventions (Performing Edition) (for piano)。售價 HK$110，缺貨。Bach composed his 15 Two-Part Inventions or as he called them, Sinfonias , for Keyboard at the same time as their 15 Three-Part Counterparts . They are designed to, as Bach himself says: 'To playcleanly in two voices...…