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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Howarth, Osbert John Radcliffe,
    Publication info: London, The Association, 1922
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  2. By: Howarth, Osbert John Radcliffe,
    Publication info: London, The Association, 1922
    Holding Institution: University of California Libraries