. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 242 EXPERIMENTAL PHONETICS. of the air in the , the movements of the lips, and the vibrations of the hirynx were simultaneously reeorded. Speeial contrivances were devised for transmitting- these movements to three of Marey's tam- bours, so arrang-ed as to record on the surface of a ))lackened drum three superposed curves which indicated the order of succession, dura- tion, and intensity of the movements of the organs. The emission of.
. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. 242 EXPERIMENTAL PHONETICS. of the air in the , the movements of the lips, and the vibrations of the hirynx were simultaneously reeorded. Speeial contrivances were devised for transmitting- these movements to three of Marey's tam- bours, so arrang-ed as to record on the surface of a ))lackened drum three superposed curves which indicated the order of succession, dura- tion, and intensity of the movements of the organs. The emission of. air from the nostril indicated movements of the soft palat«\ and these were signaled by an india-rul)ber tul)e inti'oduced into one nostril, Avhilc the other end was coimccted with a taml)()ur, ;is in tig. I. A small electi'omagnetic apparatus was place(l over the larynx, and by making and bn^aking a cui'rent the vibrations of the larynx were ti-ansmitted to another tambour. The movements of the lips were. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution. Board of Regents; United States National Museum. Report of the U. S. National Museum; Smithsonian Institution. Report of the Secretary. Washington : Smithsonian Institution
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