1. An electric pressure sound for the direct vibration of the membrana tympani Author(s): Lester, John C., M.D. author Publication: New York : D. Appleton and Company, [1895] Subject(s): Tympanic MembraneVibrationMassage -- instrumentation
2. On a method of detecting the phases of vibration in the air surrounding a sounding body; and thereby measuring directly in the vibrating air the length of its waves and exploring the form of its wave-surface Author(s): Mayer, Alfred M. (Alfred Marshall), 1836-1897, author Publication: [New Haven, Connecticut] : [publisher not identified], [1872?] Subject(s): SoundVibrationAcoustics