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Journal Article Committee on Ways and Means Get access John B Bourke John B Bourke Chairman U.S. Department of Agriculture, CSRS, Washington, DC 20251 Search for other works by this author on: Oxford Academic Google Scholar Journal of Association of Official Analytical Chemists, Volume 71, Issue 1, 1 January 1988, Pages 179–180, https://doi.org/10.1093/jaoac/71.1.179a Published: 14 January 2020
John B. Bourke (Fri,) studied this question.