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  1. History of the discovery in California of a native silk worm,
    By: Neumann, Joseph.
    Publication info: [San Francisco]Woodward & co., print.[c1887]
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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  2. Women's silk culture association.
    By: United States. - Neumann, Joseph. - Ladies' silk culture society of California. - Women's silk culture association.
    Publication info: Washington,Govt. print. off.,1890
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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