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The situation of the organ of hearing in the side of the skullThe
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acquired deafness amongst articulation auditory nerve auricle aurist Average basilar membrane bone born deaf boys brain British cent cochlea common congenital deafness consanguineous consanguineous marriages cousin marriages cousins deaf and dumb deaf child deaf children deaf mutes deaf mutism deaf-mute deaf-mute children deaf-mute rate defect disease Dumb Institution Edinburgh England Eustachian tube examination fact father give given Glasgow Institution Hartmann heard hearing child Inches instruction internal ear Ireland labyrinth lip-reading malformation Manual married mastoid means measles membrane meningitis method middle ear mother Mygind naso-pharynx normal notes offspring opinion Oral system organ parents persons population present produced pupils Pure Oral question regard says scarlet fever Scotland signs sound speak speech statistics suppurative surdism Table taught teachers teaching tendency tion totally deaf tube tympanic tympanic membrane verbs vibration whilst words writer written language