Books by E. A. Back:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Back, E. A. (Ernest Adna), 1886-: Absorption and retention of hydrocyanic acid by fumigated food products, part II (U.S. Dept. of Agriculture, 1924), also by Edward Lawrence Griffin (page images at HathiTrust)- Back, E. A. (Ernest Adna), 1886-: Book-lice or psocids : annoying household pests (U.S. Dept. of Agriculture, 1920) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: The cadelle (U.S. Dept. of Agriculture, 1926), also by R. T. Cotton (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Carpet beetles and their control (U.S. Dept. of Agriculture, 1923) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Clothes moths. (Washington : U. S. Govt., 1947., 1947) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: The control of moths in upholstered furniture (U.S. Dept. of Agriculture, 1931) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Industrial fumigation against insects (U.S. Dept. of Agriculture, 1935), also by R. T. Cotton (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Insect control in flour mills (U.S. Dept. of Agriculture, 1920) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: The Mediterranean fruit fly in Bermuda (U.S. Dept. of Agriculture, 1914) (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: The Mediterranean fruit fly in Hawaii (U.S. Dept. of Agriculture, 1918), also by C. E. Pemberton (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: The melon fly (U.S. Dept. of Agriculture, 1918), also by C. E. Pemberton (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Red cedar chests as protectors against moth damage (U.S. Dept. of Agriculture, 1922), also by Frank Rabak (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Vinegar flies or fruit flies (Bureau of Entomology and Plant Quarantine, 1945), also by United States. Bureau of Entomology and Plant Quarantine (page images at HathiTrust)
- Back, E. A. (Ernest Adna), 1886-: Weevils in beans and peas (U.S. Dept. of Agriculture, 1939) (page images at HathiTrust)
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