The food of some British wild birds: a study in economic ornithology.

London: Dulau and Co., 1913. Octavo, tables. Publisher's blue cloth, floral endpapers, sunned, few flecks, a good copy.
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London: Dulau and Co., 1913. Octavo, tables. Publisher's blue cloth, floral endpapers, sunned, few flecks, a good copy.
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