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  1. The conference called by the governor of Pennsylvania to consider ways and means for preventing the spread of the chestnut tree bark disease. : The Capitol, chamber of the House of Representatives, Harrisburg, Pennsylvania, February 20 and 21, 1912. Stenographic report of proceedings of the conference.
    By: Pennsylvania Chestnut Blight Conference - Pearson, Raymond A. - Pennsylvania.
    Publication info: Harrisburg, :C. E. Aughinbaugh, printer to the State of Pennsylvania,1912.
    Contributed by: UMass Amherst Libraries (archive.org)
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  2. The Conference Called by the Governor of Pennsylvania to Consider Ways and Means for Preventing the Spread of the Chestnut Tree Bark Disease : the Capitol, Chamber of the House of Representatives, Harrisburg, Pennsylvania, February 20 and 21, 1912 : stenographic report of proceedings of the conference / reported by Guilbert $ Lewis.
    By: Pennsylvania Chestnut Blight Conference - Pearson, Raymond Allen, - Pennsylvania.
    Publication info: Harrisburg :C.E. Aughinbaugh, Printer to the State of Pennsylvania,1912.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  3. The publications of the Pennsylvania chestnut tree blight commission, 1911-1913.
    By: Pennsylvania.
    Publication info: Harrisburg :W. S. Ray, state printer,1915.
    Contributed by: Penn State University (archive.org)
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  4. Report ... July 1, 1912-December 15, 1913.
    By: Pennsylvania. - Beattie, R. Kent
    Publication info: Harrisburg,C. E. Aughinbaugh, printer to the state of Pennsylvania,1913-14.
    Contributed by: Library of Congress
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