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You searched for: Creator Personal Names Putnam, Dexter Nevins, 1916- Remove constraint Creator Personal Names: Putnam, Dexter Nevins, 1916- All Creators Conklin, C. T. Remove constraint All Creators: Conklin, C. T. Subject Topical Dairy cattle. Remove constraint Subject Topical: Dairy cattle. Subject Topical Milk yield. Remove constraint Subject Topical: Milk yield. Subject Topical Milkfat. Remove constraint Subject Topical: Milkfat.

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