Yazar
donald r hammons
4 cilt bulundu.
Donald R. Hammons · U.S. Dept. of Agriculture, Agricultural Research Service
32 sayfa · 1976
Slaughtering and slaughter-houses / Cattle
Donald R. Hammons · U.S. Dept. of Agriculture, Agricultural Research Service; [for sale by Supt. of Docs., U.S. Govt. Print. Off.
25 sayfa · 1966
Slaughtering and slaughter-houses / Swine houses and equipment / Swine / Slaughtering / Equipment and supplies
Donald R. Hammons · U.S. Dept. of Agriculture, Agricultural Marketing Service, Transportation and Facilities Research Division
50 sayfa · 1964
Slaughtering and slaughter-houses / Floors / Design and construction / Cattle trade
Donald R. Hammons · U.S. Dept. of Agriculture, Agricultural Marketing Service, Transportation and Facilities Research Division
52 sayfa · 1961
Slaughtering and slaughter-houses / Cattle