- "Expert X commented 'composite? Back looks good' and valued at $50,000 to $200,000. . . . Crane did not value but said 'seems like cut down small bass . . . top older than ribs and back . . . possibly Flemish. . . .'"
- "New Jersey Symphony Orchestra Report of the Trustee Review Panel concerning the Golden Age Collection, December 16, 2004".
Indicates that the owner is or was also a musician
Indicates that the musician is or was also an owner of one or more instruments
Insurance appraisal: Machold Rare Violins, Bremen, Zurich, New York, Vienna, June 26, 2002. Values the instrument at $1.4 million.
Certificate: Machold Rare Violins, Bremen, Zurich, New York, Vienna, June 24, 2002. "This violoncello is a fine example of the maker’s work.”
Certificate: Till Kulla, February 23, 1990
Certificate: J. & A. Beare, London, December 6, 1983. “. . . the violoncello is a fine old Italian instrument, in our judgement the work of Matteo Gofriller of Venice, c. 1690 …This cello, characteristic of the early period of the maker’s work and originally of larger size ….”
Certificate: J. & A. Beare, London, December 6, 1983
Dendrochronological analysis: John C. Topham, Surrey. Youngest ring is 1622.
, Herbert Axelrod, 2002.
"New Jersey orchestra parts with rare strings", The Star Ledger, November 23, 2007.
"New Jersey Symphony Orchestra Report of the Trustee Review Panel concerning the Golden Age Collection, December 16, 2004".
"Working-Class Orchestra, World-Class Fiddles", Daniel J. Wakin, The New York Times, 12-11-2004.
New Jersey Symphony Orchestra Collection brochure from Violin Advisor, LLC, April, 2007.