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By: Unwin, Arthur Harold,Edition:Publication info: London, T.F. Unwin, 1905Volume:Series:Holding Institution: University of Toronto - Earth Sciences Library (Noranda)Subjects:BHL Collections:
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By: Unwin, Arthur Harold,Edition:Publication info: London, T. F. Unwin, 1905Volume:Series:Holding Institution: Multiple institutionsSubjects:BHL Collections:
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By: Unwin, Arthur Harold,Edition:Publication info: London, C. Lockwood, [1928]Volume:Series:Holding Institution: University of British Columbia LibrarySubjects:BHL Collections:
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By: Unwin, Arthur Harold,Edition:Publication info: London, T.F. Unwin, ltd, [1920]Volume:Series:Holding Institution: Cornell University LibrarySubjects:BHL Collections:
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By: Unwin, Arthur Harold,Edition:Publication info: London, T. F. Unwin, ltd, [1920]Volume:Series:Holding Institution: NCSU LibrariesSubjects:BHL Collections: