Showing 1 - 2 results of 2 for search 'Obourn, Ellsworth Scott 1897-', query time: 0.01s Refine Results
  1. 1

    Teaching the pursuit of science by Obourn, Ellsworth Scott, 1897-, Woodburn, John H.

    Published 1965
    Book

    Teaching the pursuit of science
  2. 2

    Science in everyday life by Obourn, Ellsworth Scott 1897-

    Published 1958
    Book

    Science in everyday life

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