Giovanni Battista Guadagnini, Turin, 1785, the 'Wilhelmj'

Violin: 42750

Back: Two-piece

Varnish: Red-brown

Length of back: 35.5 cm

Upper bouts: 16.7 cm

Middle bouts: 11.1 cm

Lower bouts: 20.4 cm


until 1905 August Wilhelmj
- Robert Augustus Bower
from 1947 L. P. Balmforth & Son
in 1949 Current owner

Known players

Jack Liebeck

Certificates & Documents

  • Certificate: Hart & Son, London (1905)
  • Certificate: W. E. Hill & Sons, London

Cozio holds copies of many certificates and other documents, some of which are available to view on request. Please contact us if you wish to view a particular document. (Note that we do not always have permission to share documents.)


  • Giovanni Battista Guadagnini, Duane Rosengard, Carteggio Media, Haddonfield, NJ (illustrated)
  • Jack Liebeck
  • The Guadagnini Family of Violin Makers, Ernest N. Doring, William Lewis & Son, Chicago (illustrated)


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