Showing 1 - 2 results of 2 for search 'Presgrave, Ralph', query time: 0.01s Refine Results
  1. 1

    Basic motion timestudy by Bailey, Gerald B.

    Published 1958
    Book

    Basic motion timestudy
  2. 2

    The dynamics of time study by Presgrave, Ralph

    Published 1945
    Book

    The dynamics of time study

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