. A decade of progress in eugenics; scientific papers of the third International congress of eugenics, held at American musuem of natural history, New York, August 21-23, 1932 ... Committee on publication, Harry F. Perkins, chairman ... Harry H. Laughlin, secretary. Eugenics. A DECADE OF PROGRESS IN EUGENICS PLATE 15. ,.-. '^ s •fe;S: Migration of Negroes, 1910-1920. each line ihows origin uno destination of group, heavy lines represent thousands. each light line represents 500. -5^' -.''^ 4 Migration of Negroes, 1910-1920 Exhibited by Professor Samuel J. Holmes, Berkeley, California. Please n
. A decade of progress in eugenics; scientific papers of the third International congress of eugenics, held at American musuem of natural history, New York, August 21-23, 1932 ... Committee on publication, Harry F. Perkins, chairman ... Harry H. Laughlin, secretary. Eugenics. A DECADE OF PROGRESS IN EUGENICS PLATE 15. ,.-. '^ s •fe;S: Migration of Negroes, 1910-1920. each line ihows origin uno destination of group, heavy lines represent thousands. each light line represents 500. -5^' -.''^ 4 Migration of Negroes, 1910-1920 Exhibited by Professor Samuel J. Holmes, Berkeley, California. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original International Eugenics Congress (3rd : 1932 : New York); Perkins, Henry Farnham, 1877-; Laughlin, Harry Hamilton, 1880-1943. Baltimore, The Williams & Wilkins company
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjecteugenics
