Showing 1 - 2 results of 2 for search 'Creak, Ettrick W.', query time: 0.01s Refine Results
  1. 1
    The General bearings of magnetic observation
    by Creak, Ettrick W.
    Published 1896
    Other Authors: “…Creak, Ettrick W.…”
    Book
  2. 2
    Terrestrial magnetism in its relation to geography
    by Creak, Ettrick W.
    Published 1904
    Other Authors: “…Creak, Ettrick W.…”
    Book

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