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  1. Birds of Marlborough; being a contribution to the ornithology of the district, by Everard F. Im Thurn. With an appendix.
    By: Im Thurn, Everard Ferdinand, Sir,
    Publication info: Marlborough,Perkins, "Times" office; [etc., etc.]1870.
    Holding Institution: Smithsonian Libraries
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  2. The botany of the Roraima expedition of 1884 / by Everard F. im Thurn ; communicated by Sir J.D. Hooker.
    By: Im Thurn, Everard Ferdinand, Sir, - Hooker, Joseph Dalton, Sir,
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    BHL Collections: Joseph Dalton Hooker Collection | New York Botanical Garden
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