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  1. Standard-bred leghorns, brown, white, buff, black and silver duckwing, their origin and history and practical qualities; the standard requirements; how to mate and breed for best results; with a chapter on non-standard varieties; how to judge them; commercial leghorn egg farms.
    By: Drevenstedt, John Henry,
    Publication info: Quincy, Ill.,Reliable Poultry Journal Publishing Co.[c1911]
    Holding Institution: NCSU Libraries (archive.org)
    Subjects: Leghorns (Poultry)  
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  2. Studies on inheritance in poultry. I, The constitution of the white leghorn breed /
    By: Hadley, Philip Bardwell,
    Publication info: Kingston, R.I. :Agricultural Experiment Station of the Rhode Island State College,1913.
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.11,51,9:86  Genetics  Leghorns (Poultry)  Poultry  
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