Showing 1 - 2 results of 2 for search 'Ballou, Donald H.', query time: 0.01s Refine Results
  1. 1

    Plane and spherical trigonometry by Ballou, Donald H.

    Published 1943
    Book

    Plane and spherical trigonometry
  2. 2

    Plane and spherical trigonometry with tables. by Ballou, Donald H.

    Published 1943
    Book

    Plane and spherical trigonometry with tables.

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