钢琴谱
平均律第一册：第6首D小调前奏曲（BWV 851）
Prelude No. 6 in D Minor, BWV 851
作曲：约翰·塞巴斯蒂安·巴赫。
选自巴赫《平均律钢琴曲集》第一册第6组。依据 Knute Snortum 的数字制谱整理，保留原谱音乐内容，采用 AFTERTONE A4 版式。此改编版本按 CC BY-SA 4.0（署名—相同方式共享）许可发布。来源：https://github.com/ksnortum/bach-well-tempered-1；许可：https://creativecommons.org/licenses/by-sa/4.0/。
原版说明（English）
Free printable piano sheet music for Prelude No. 6 in D Minor, BWV 851, from The Well-Tempered Clavier, Book 1. AFTERTONE edition adapted from Knute Snortum's digital engraving. A4 layout, English headings and edition label prepared for AFTERTONE; source musical content retained. Source: https://github.com/ksnortum/bach-well-tempered-1. This adaptation is licensed under Creative Commons Attribution-ShareAlike 4.0: https://creativecommons.org/licenses/by-sa/4.0/.