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  1. Disease in plants.
    By: Ward, Harry Marshall,
    Publication info: LondonMacmillan1901
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  2. Timber and some of its diseases.
    By: Ward, Harry Marshall,
    Publication info: LondonMacmillan1909
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  3. Trees; a handbook of forest-botany for the woodlands and the laboratory.
    By: Ward, Harry Marshall, - Groom, Percy,
    Publication info: CambridgeUniversity Press1904-09
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  4. Trees; a handbook of forest-botany for the woodlands and the laboratory.
    By: Ward, Harry Marshall, - Groom, Percy,
    Publication info: CambridgeUniversity Press1904-09
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