44 Perfect Circle of Fifths Sequence with Dominant 9ths and 13ths
Dom 9th to Dom 9th
Dom 9th to Dom 9th (drop 2)
Drop 2, with the second voice below the lead lowered down by an octave into the bass clef.
Dom 13th to Dom 9th
Dom 13th to Dom 9th (drop 2)
Dom 13 to Dom 13
Dom 7(9) to Dom 7(9)
Dom 7(9) to Dom 7(9) (drop 2)
Practice
Play all examples at the keyboard. Memorize.