Showing 1 - 2 results of 2 for search 'Butler, Charles H. b. 1894', query time: 0.01s Refine Results
  1. 1

    Industrial calculating devices by Wilcox, Glade W.

    Published 1962
    Book

    Industrial calculating devices
  2. 2

    The teaching of secondary mathematics by Butler, Charles H. b. 1894

    Published 1951
    Book

    The teaching of secondary mathematics

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