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The future of BHL is uncertain, but hopeful. Learn more.
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  1. By: Barger, George,
    Publication info: London, Longmans, 1914
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  2. By: Barger, George,
    Publication info: London, Longmans, Green, 1914
    Holding Institution: University of California Libraries