Paper, 'Observations on the human voice' by Manuel Garcia Garcia writes on a series of topics regarding the human voice, including the opening of the glottis, the movement of the glottis, the production of the falsetto, the emission of the chest voice, the manner in which sounds are formed, the different registers of the human voice, and the pressure of air. Subject: Anatomy / Phonetics Received 22 March 1855. Communicated by Dr [William] Sharpey. Written by Garcia at 40 Albemarle Street, Piccadilly [London]. This paper was published in full in volume 7 of the Proceedings of the Royal Society as 'Observations on the human voice'. A version of this paper was published by Garcia in The Laryngoscope: Garcia, Manuel. 'Observations on the human voice' The Laryngoscope, volume 15, number 3 (1905), pp. 185-194. March 1855