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Takosis, a Contagious Disease of Goats, a Preliminary Report on Its Nature, Cause and Prevention, by John R. Mohler ... and Henry J. Washburn ...

Henry James WashburnJohn R. Mohler

出版	U.S. Government Printing Office, 1903
URL	http://books.google.com.hk/books?id=EiJMQwAACAAJ&hl=&source=gbs_api