Books by N. F. LeJeune:
Books in the extended shelves:
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LeJeune, N. F.: Lubricating oils (Washington, D.C. : United States Department of the Interior, Bureau of Mines, 1923., 1923), also by E. C. Lane and United States Bureau of Mines (page images at HathiTrust)- LeJeune, N. F.: Properties of typical crude oils from the producing fields of southern Louisiana and southern Texas (U.S. Dept. of the Interior, Bureau of Mines, 1922), also by N. A. C. Smith, A. D. Bauer, and United States Bureau of Mines (page images at HathiTrust)
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