Gasparo Bertolotti 'da Salò', Brescia, date unknown, the 'Knoop, Ferir'

Viola: 49885

Bearing its original label.

Back: One-piece

Length of back: 44.2 cm

Upper bouts: 21.38 cm

Middle bouts: 13.9 cm

Lower bouts: 25.3 cm


One of the instruments exhibited in Brescia in June, 2007 at the "Gio Paolo Maggini Secoli di dettagli" exhibition.

Gio Paolo Maggini, Exhibition - Brescia, Italy, 2007


until 1896 W. E. Hill & Sons
from 1896 Baron Johann Knoop
in 1909 Current owner

Certificates & Documents

  • Dendrochronology report: John C. Topham, Surrey (2013) Dating the youngest tree ring to 1536.
  • Letter: W. E. Hill & Sons, London (1909) "Gasparo tenors are scarce, we know of approximately but twelve examples and in point of meri, would place yours amongst the best. . ."

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.)


  • Gio Paolo Maggini, Exhibition - Brescia, Italy, 2007
  • Gio: Paolo Maggini in Brescia (exhibition catalog), nuovesettimanebaroche, Brescia (illustrated)
  • Liutai in Brescia: 1520-1724, Eric Blot, Eric Blot Edizioni, Cremona (illustrated)
  • The Jacques Français Rare Violins, Inc. Photographic Archive and Business Records, 1844-1998, Smithsonian Institution, Washington, DC (illustrated)
  • World of Strings, unknown date, William Moennig & Son, Philadelphia (illustrated)


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