| Show pitch of vo voice c I 1 ella all an exceedingly valuable test Is 1 the tha so BO called reading test if a normal person 1 la asked to read mod aloud alarid contina 11 in cisly and ad suddenly has hai the sound it of his own voice excluded by two mo nolsie noba apparatuses a he be A bill ILL unknowingly eat raise I 1 his voke voice almost to a shriek suppose S lie claims a severe degree degre ol of deafness teafile I 1 in his right ear if he is asked to read I 1 aloud and the noise app apparatus rains Is set at I 1 going tn in his bis left ear the voice will be rallied it if the defa deaf neba 1 IB real and it it if not there will be no change in loud US or pitch |