Whole step blow bend
Bb
Half step blow bend
Eb
Eb
F#
Bb
Eb
F#
B
Blow notes
C
E
G
C
E
G
C
E
G
C
Draw notes
D
G
B
D
F
A
B
D
F
A
Half step draw bend
C#
F#
Bb
C#
Ab
C#
Ab
C#
Whole step draw bend
F
A
Whole + half step draw bend
Ab
1st position
C harmonica
Key of C