📕 Originally published in 1922, this fascinating works will appeal greatly to the Biology Student. Contents Include; I. The Problem. II. Conditions of Cellular Immortality. III. The Chances of Death. IV. The Causes of Death. V. Embryology and Human Mortality. VI. The Inheritance of Duration of Life in Man. VII. Experimental Studies on the Duration of Life. VIII. Natural Death, Public Health, and the Population Problem......Many of the earliest books, particularly those dating back to 1900's and before, are now extremely scarce and increasingly expensive. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.