Heckel 103 II

½-hole plate for I closed by I and ring-plate for II

Note:
Size of ½-hole cannot be varried.
F#-above-middle-C cannot be fingered L-h: ○ ● ○ Eb / nor ○ ● ● Eb / nor ○ ½ ● Eb.
High-D cannot be fingered L-h: d ○ ½ ● Eb /