Showing 1 - 2 results of 2 for search 'Barthel, W. F.', query time: 0.02s Refine Results
  1. 1
    Screening tests of esters of piperonyl alcohols as insecticides /

    Screening tests of esters of piperonyl alcohols as insecticides / by Barthel, W. F.

    Published 1956
    Government Document Book
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  2. 2
    Screening tests of miscellaneous compounds containing the methylenedioxyphenyl structure /

    Screening tests of miscellaneous compounds containing the methylenedioxyphenyl structure / by Barthel, W. F.

    Published 1957
    Government Document Book
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