Size, Shape and Location of the Heart.  –In this beautiful anatomical chart we obtain an accurate idea of the relative size, shape and position of that wonderful engine, the heart, his tireless efforts to keep the wheels of life and motion are truly surprising, and fill us with amazement at the prodigious work at daily [...]

Breathing Capacity of Lungs. –the breeding capacity of the lungs bears a close correspondence to the stature of man. For an ordinary sized man of about 5′8″ in height, it will be 230 cubic inches, or about 1 gallon of air, and for each additional inch of stature up to 6 feet, there will be [...]

I am absolutely positive that the last thing that the authors of the Library of Health ever thought of was the concept of the Breast Augmentation.  In 1916 society was just starting to loose its naivety as the first Great War started.  Just a few years later fashion would promote the strapping of breasts for [...]

Composition of the Chest– the chest is composed of bones, cartilages, and ligaments.  Its natural form is that of a cone diminishing upward; and it affords lodgment of the heart, lungs and large blood vessels.  Its walls are formed posteriorly by the seven dorsal bones of the spinal column, and the ribs as far as [...]