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Report on Cotton Production in the United States, Also Embracing Agricultural and Physico-geographical Description of the Several Cotton States and of California

Eugene Woldemar Hilgard

出版	U.S. Government Printing Office, 1884
URL	http://books.google.com.hk/books?id=V4irmq0vcBYC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN