The Online Books Page

Books by M. C. Swingle:

Books in the extended shelves:

• Swingle, M. C.: 1, 4-Diphenyl semicarbazide as an insecticide (U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine, 1941), also by J. B. Gahan, Arthur M. Phillips, and United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)
• Swingle, M. C.: p-Phenylazoaniline as an insecticide (U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine, 1942), also by Arthur M. Phillips, J. B. Gahan, and United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)
• Swingle, M. C.: Phthalonitrile as an insecticide (U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine, 1941), also by Arthur M. Phillips, J. B. Gahan, and United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)
• Swingle, M. C.: Preliminary tests of synthetic organic compounds as insecticides. Part I (U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1947), also by Arthur M. Phillips, J. B. Gahan, and United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)
• Swingle, M. C.: Preliminary tests of synthetic organic compounds as insecticides. Part II (U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1945), also by Arthur M. Phillips, J. B. Gahan, and United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)

Find more by M. C. Swingle at your library, or elsewhere.