Report. 1987 October. "Mexico-United States Commission for Screwworm Eradication." O.H. Graham Collection, Screwworm Eradication Collection, Special Collections, National Agricultural Library.
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Chapter 11: 1980s-1990s Report. 1987 October. "Mexico-United States Commission for Screwworm Eradication." O.H. Graham Collection, Screwworm Eradication Collection, Special Collections, National Agricultural Library. |
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