Aperçu gratuit du livre The Phonarthron, or Natural System of the Sounds of Speech: A Test of Pronunciation for All Languages; Also, the Phonarithmon, and the Phonodion (Classic Repri
The Phonarthron, or Natural System of the Sounds of Speech: A Test of Pronunciation for All Languages; Also, the Phonarithmon, and the Phonodion (Classic Repri