Heart Ventricle Collection

Anatomy of the human heart, lithograph, published in 1876
Anatomy of the human heart. Lithograph, published in 1876

Human speech organs, wood engraving, published in 1880
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

Heart anatomy engraving 1899
Corso Elementare di Scienze Naturali

Gastric system anatomy engraving 1899
Corso Elementare di Scienze Naturali

How the heart beats, step 1

How the heart beats, step 2

How the heart beats, step 3

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