English Contrabass trombone, from Encyclopædia Britannica 1911 determination method: SHA-1...
English Range of the contrabass trombone, from Encyclopædia Britannica 1911 applies to part: contrabass trombone determination method: SHA-1...
English Contrabass trombone with double slide, from Encyclopædia Britannica 1911 determination method: SHA-1...