Indicates that the owner is or was also a musician
Certificate: J. & A. Beare, London, May 15, 1955
Certificate: W. E. Hill & Sons, London, January 1, 1939
Certificate: William Moennig & Son, Philadelphia, December 7, 1970
Certificate: Machold Rare Violins, Bremen, Zurich, New York, Vienna, August 7, 2000. X-2098.