70183691
9781016621199
Welch, Christopher is the author of 'History of the Boehm Flute : With Illustrations Exemplifying Its Origin by Progressive Stages and an Appendix Containing the Attack Originally Made on Boehm, and Other Papers Relating to the Boehm-Gordon Controversy', published 2022 under ISBN 9781016621199 and ISBN 1016621191.
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