harmoniphon

from The Century Dictionary.

• noun A musical instrument consisting of a series of free metallic reeds inserted in a tube like that of a clarinet, the wind being supplied by the breath through a mouthpiece, and its admission to the reeds being controlled by a keyboard like that of the pianoforte.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Mus.) An obsolete wind instrument with a keyboard, in which the sound, which resembled the oboe, was produced by the vibration of thin metallic plates, acted upon by blowing through a tube.