Auction: April 16, 2023
Lot #191: The Fred Spector Mute Collection
Approximately (3,100) items consisting of metal, wood, plastic, celluloid and Bakelite, having examples from Spector, C. F. Albert, Arno Tauscher, John Greaves & Son, Silverstre & Maucotel and various other makers, some having original box / packaging, reported as one of the world's largest mute collection by Violinist.com (https://www.violinist.com/blog/weekendvote/20134/14591/)