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The problem solved, a practical treatise on artificial incubation & chicken rearing. Hearson's patent champion incubator, and how to use it [by C.E. Hearson].
Charles Edward Hearson
出版Chas. Hearson & Company, 1884
URLhttp://books.google.com.hk/books?id=fRAAAAAAQAAJ&hl=&source=gbs_api
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