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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Crew, F. A. E. (Francis Albert Eley),
    Edition: [3d ed., rev.]
    Publication info: London, Methuen, [1954]
    Holding Institution: MBLWHOI Library
    Subjects: Sex (Biology)  Sex determination, Diagnostic  Sex determination, Genetic  Sex differentiation  Sex preselection