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  1. By: Perrédès, Pierre Élie Félix.
    Publication info: London, The Wellcome chemical research laboratories, [1902]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  2. By: Perrédès, Pierre Élie Félix.
    Publication info: London, Wellcome Chemical Research Laboratories, [1906]
    Holding Institution: Wellcome Library