Progressive sheep raising De Loach, R. J. H. (Robert John Henderson), 1873- creator Phillips, Herbert Addison, 1864- contributor text book [Chicago] Armour's Bureau of Agricultural Research and Economics [c1918] 1918
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ENG Sheep SF376 .D4 https://www.biodiversitylibrary.org/bibliography/35435 12976942 18015695 10.5962/bhl.title.35435 DLC