AUSTRIA 1955-56 Signed by Georg WIMMER progressive proof Johann Strauss Stage 2

This item is rather private artwork then proof for real stamp

Size: 6,3 x 10,5 cm
Striked area: 3,0 x 3,7 cm
Engraved area: 2,1 x 3,1 cm

Paper thickness: 0,17 mm

Signed by pencil:
II. G. Wimmer