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Type: BOOK - Published: 1918 - Publisher:
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Type: BOOK - Published: 1915 - Publisher:
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Type: BOOK - Published: 2017-10-27 - Publisher: Forgotten Books
Excerpt from A Maggot Trap in Practical Use: An Experiment in House-Fly Control It is the writer's intention here merely to point out that the disposal of manur
Language: en
Pages:
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Type: BOOK - Published: 1915 - Publisher: