Wilson-middle-rank-12
! wilson middle-rank-12 of 22-marimba ! 12 pitch subset of Wilson Enharmonic 22, steps 0, 1, 4, 5, 8, 9, 12, 13, 14, 17, 18, 21; the middle-rank of the marimba 12 ! 28/27 9/8 7/6 35/27 4/3 35/24 3/2 14/9 27/16 7/4 35/18 2/1
! wilson middle-rank-12 of 22-marimba ! 12 pitch subset of Wilson Enharmonic 22, steps 0, 1, 4, 5, 8, 9, 12, 13, 14, 17, 18, 21; the middle-rank of the marimba 12 ! 28/27 9/8 7/6 35/27 4/3 35/24 3/2 14/9 27/16 7/4 35/18 2/1