(Incidentally, Alexander Graham Bell's father, Alexander Melville Bell, was a phonetician.) During World War II, work at the Bell Telephone Laboratories (which invented the spectrograph) greatly facilitated the systematic study of the spectral properties of periodic and aperiodic speech sounds, vocal tract resonances and vowel formants, voice quality, prosody, etc.
•
( This book by Japanese authors working in Japan was published in English at the height of World War II.) In 1952, Roman Jakobson, Gunnar Fant, and Morris Halle wrote "Preliminaries to Speech Analysis", a seminal work tying acoustic phonetics and phonological theory together.
acoustic | acoustic music | Acoustic Alchemy | Acoustic music | acoustic guitar | phonetics | Phonetics | Steel-string acoustic guitar | Long Range Acoustic Device | Acoustic Ladyland | Acoustic | Flare Acoustic Arts League | Electromagnetic acoustic transducer | Acoustic Samurai | Acoustic Hearts of Winter | Acoustic guitar | acoustic bass guitar | The Acoustic Adrian Belew | Solo Acoustic, Vol. 1 | Society for Electro-Acoustic Music in the United States | Phone (phonetics) | My Worlds Acoustic | Mind the Acoustic Pieces | Kismet Acoustic | Howard Levy's Acoustic Express | Horn (acoustic) | horn (acoustic) | Electromagnetic Acoustic Transducer (EMAT) | Electro-Acoustic Ensemble | Baryon acoustic oscillations |