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The origins of the Trombone:The birth of the trombone - Musical Instrument Guide - Yamaha Corporation
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The origins of the Trombone:The birth of the trombone - Musical Instrument Guide - Yamaha Corporation
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Amazon.com: A History of the Trombone (Volume 1) (The American Wind Band, 1): 9780810874459: Guion, David M.: Books
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