The house-fly as a danger to health: its life-history and how to deal with it.
London: Order of the Trustees, 1920. Octavo, photographs, text illustrations, stamps, wrappers. More
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The house-fly: its life-history, importance as a disease carrier and practical measures for its suppression.
London: Order of the Trustees, 1928. Octavo, photographs, text illustrations, wrappers. More
Results 1 - 2 (of 2)