saxtuba

He created other musical instruments, like the saxotromba, saxhorn and saxtuba, by blending features of existing ones in unexpected ways.

His creativity was prolific — he also created the less commonly used seven-bell trombone and saxtuba.

Adolphe Sax, a Belgian, started creating new musical instruments when he was 15, including the saxtromba, the saxhorn and the saxtuba.