CMAJ
| Date | Clue |
|---|---|
| 2015-03-05 | Key of all white keys: Abbr. |
| 2015-01-20 | Key of Schubert's Symphony No. 9: Abbr. |
| 2012-11-18 | Key of Mozart's "Jupiter" Symphony: Abbr. |
| Date | Clue |
|---|---|
| 2015-03-05 | Key of all white keys: Abbr. |
| 2015-01-20 | Key of Schubert's Symphony No. 9: Abbr. |
| 2012-11-18 | Key of Mozart's "Jupiter" Symphony: Abbr. |