Signedprinted on larger diaphram: THE AIR-CHROME SPEAKER / Manufactured by / THE AIR CHROME STUDIOS, Inc. / 168 STREET / (illegible) IRVINGTON, NEW JERSEY / PATENTS PENDING
FunctionTransduces mechanical motion into sound
ProvenanceDavid P. Wheatland, Topsfield, MA.
Related Workshttps://www.radiomuseum.org/r/airchrome_air_chrome_speaker.html