Bartolomeo Giuseppe Guarneri 'del Gesù', Cremona, c. 1738, the 'Baron Gutmann, Baron Knoop'

Violin: 42440

Back: Two-piece maple cut on the half slab, of somewhat irregular curl

Top: of narrow grain, broadening towards the flanks

Ribs: of maple with a medium even curl

Varnish: Golden-brown

Length of back: 35.2 cm

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There are 3 additional images in the archive which are not available publicly. Please contact us for more information.


until 1900 Baron Johann Knoop
until 1927 Professor Ernest Wendel
1927 - 1928 Emil Herrmann, New York
1928 - 1930 Baron Viktor Gutmann
from 1930 Amy Emerson Neill
in 1965 Arnold Schwechter
... ...
in 1979 Paolo Peterlongo
... ...
in 2005 Fondazione Pro Canale - Milano

Known players

Amy Emerson Neill

Certificates & Documents

  • Certificate: Emil Herrmann, New York, New York, NY (1931)
  • Certificate: Pierre Vidoudez, Geneva

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.)


  • Meister Italienischer Geigenbaukunst (8th Edition), Hamma & Co., Florian Noetzel Verlag, Wilhelmshaven (illustrated)
  • Patronage and investment in fine musical instruments, Fondazione Pro Canale, Milan (illustrated)
  • The Violin: Its physical and acoustic principles, Paolo Peterlongo, Paul Elek, London (illustrated)
  • The Strad, July, 1965, London (illustrated)


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