Cross-harp (tonic inhaled)

Harp key Tonic (I) -in Sub-dominant (IV) - out Dominant 7th (v7)
C G(7) C D7
D A D E7
E B E F#7
F C F G7
G D G A7
A E A B7
Bb F Bb C7
B F# B C#7

I used to blow tonic but I did not inhale.