HELMONT, Franciscus Mercurius van
1 entries
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Aphabeti verè naturalis Hebraici brevissima delineatio.Sultzbach: Abraham Lichtenthaler, 1667.A work on the teaching of lip-reading and speaking to deaf-mutes based on the notion that letter-forms of the Hebrew alphabet resembled in profile the positions of the tongue required to produce their corresponding sounds. Subjects: OTOLOGY › Deaf-Mute Education |