After Johann August Crone, Leipzig 1780
Original: Museum of History and Shipping, Riga
The Crone is a late classical/early romantic alto trombone. Although dated earlier, the Crone trombone is already much further developed than the Schmied in its bore size; at the time, developments among Leipzig instrument makers were considered more progressive.
- Key in Eb (440 Hz or 430 Hz)
- Bore: 10.5 mm
- Bell diameter: 123.5 mm