- vyr 3034keilwerth-01-03b
- vyrp16 3034keilwerth-01-31b
- vyrp12 3034keilwerth-01-05b
- vyrp14 3034keilwerth-01-12b
- vyrp13 3034keilwerth-01-06b
- vyrp11 3034keilwerth-01-04b
- vyrp15 3034keilwerth-01-17b
- left pinkie cluster
- octave vent legally protected stamp on octave mechanism
- rolled tone hole in detail
- serial no. 4305
- right side
- bell engraving
- bow right side low c key mechanism