Discurso humano órgãos, madeira, publicada em 1880 (kit 1 - Ilustração de stock

The Organs of Speech: A) mouth, B) uvula, C) tongue, D) tonsils, E) epiglottis, F) thyroid cartilage, G) arytenoid muscle, H+I) vestibular folds, K) vocal fold, L) larynx, M) hypopharynx, N) trachea, O) esophagus. Wood engraving, published in 1880.