 | Volz, Marvin D. (Marvin Dudley), 1921- 4n | (1) |
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 | Volz, Marvin D. (Marvin Dudley), 1921- 4n; Systems and equipment for packaging and price marking meat and poultry in retail food stores / . Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Research Service, 1967. | |
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