Key, Wilhelmine E. Key - Heredity and Social Fitness; A Study of Differential Mating in a Pennsylvania Family

Washington, Carnegie Institution of Washington, 1920. First Edition, 4to - over 9¾" - 12" tall. Hardcover. Signed by Author(s). 102pp. Gilt lettered blue buckram, 2 fold-out charts. Extremities very lightly rubbed, faint spot near top edge, contents tanned but clean. SIGNED BY THE AUTHOR in pencil on front free endpaper "Mrs. Francis B. Key, Somers, Conn." , short margin tear to one chart. An attempt to promote selective breeding by means of segregation and sterilization of "the socially unfit." Very Good.

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