Show Heredity Machine for or Cattle I 1 4 3 dL o I I Roy noy R. R R Graves Gra of the bureau of dairy industry Department of or Agriculture Agriculture Agriculture ture with the heredity machine he be invented which automatically works out the probable heredity of cattle The device will be used in teaching the theory of heredity in dairy animals The Tile machine consists of a series of at aluminum cups each representing an individual animal The pedigree of three generations is worked out in relation to the production of at butter fat etc ete |