Philadelphia: F.A. Davis Company, 1916. First Edition. Octavo. Red cloth boards; 434p; illustrated with half-tone engravings; frontispiece; includes glossary and index. Ex-Library copy with ink stamp to front pastedown; both boards cracked at hinges; mild wear and fraying to edges; a good, complete reading copy with no interior markings; in good condition.
The author, an African-American doctor, addresses the matter of race relations from the assumption of biological equality between Blacks and Whites -- an unconventional hypothesis at the time. Noted by Gunnar Myrdal as "one of the most brilliant of the early discussions of the biological equality of whites and Negroes."