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  1. The clays and clay industries of Connecticut,
    By: Loughlin, G. F.
    Publication info: [Hartford]Hartford press,1905.
    Contributed by: Wellesley College Library (archive.org)
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  2. The lithology of Connecticut,
    By: Barrell, Joseph, - Loughlin, G. F.
    Publication info: Hartford,Printed for the State geological and natural history survey,1910.
    Contributed by: Wellesley College Library (archive.org)
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  3. The ore deposits of Utah /
    By: Butler, B. S. - Heikes, V. C. - Loughlin, G. F.
    Publication info: Washington :Govt. Print. Off.,1920.
    Contributed by: Harold B. Lee Library (archive.org)
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