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Cattle-ranch Organization in the Mountains of Colorado

Charles Fletcher RogersCharles Richardson JonesColorado Agricultural Experiment StationDon J. TrippErwin Louis LeClergFerris Milton GreenGeorge Milton ListGeorge Shealy LangfordGunnar Sigesmund KlemmedsonHerbert Christian HansonNellie Esther GoldthwaiteRaymond Terry BurdickWhitney CoombsWilliam E. CodeWilliam Parker HeaddenCarl C. GentryHazen Bascom PingreyMartin Reinholt

出版	Colorado Agricultural College, Colorado Experiment Station, 1929
URL	http://books.google.com.hk/books?id=ODsYiLXemhkC&hl=&source=gbs_api