Professional Trombone Repair
The Boneyard
The Boneyard is the Workshop of John Sandhagen
John is a Bass Trombone Player as well as a repair technician.
The Boneyard has been taking care of trombone players for over 30 years.
WHAT I DO
Services
01.
Cleaning
02.
Dent Repair
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03.
Procurement
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Boneyard Event
An annual event held the Sunday after Easter. Trombones, Hot Dogs, Music and Friendship
