Wind Pressure Regulatorprobably Marloye et Cie, Paris, France
Wooden wind chamber--metal cylinders (input/output) at either end. Brass rimmed hole on one side 2/3 of the way to the top. Metal bar on front of bellows with a weight on it which slides the bar up and down. Leather-sealed bellow. One end has hand written in ink "Entree," other end, "Sortie."
Overall: 15 1/2 in. (39.4 cm)
Hood Museum of Art, Dartmouth College: Allen King Collection of Scientific Instruments, Hood Museum of Art, Dartmouth College
Scientific Instrument: Acoustics
Not on view