I am learning a slow blues called After hours in a video lesson with Johnnie Johnsson. It includes some sheet music with this chord progression: 1:G 2:C7 3:G 4:G Db9 5:C9 6:C9 7:G7 8:G7 9:G/A 10:D G/D ...
In my old theory book, I read that while ii and ii6 harmonize scale degrees 2 and 4, they rarely harmonize scale degree 6 in the soprano. (I'm assuming they mean for common practice music, SATB). ...
I'm curious about the development of modern (post-bop-ish) jazz harmony. In Mark Levine's Jazz Theory Book, he shows how modes of the melodic minor scale can be used to form and improvise over chords ...