Phonodeik Mirror and MountingUnknown Maker
Small black metal mount. Tiny mirror suspended over hole through base. Knob at side to adjust.
Overall: 2 1/4 in. (5.7 cm)
Hood Museum of Art, Dartmouth College: Allen King Collection of Scientific Instruments, Hood Museum of Art, Dartmouth College
North America, United States
Scientific Instrument: Acoustics
Not on view