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  1. Bird report for ...
    By: Yorkshire Naturalists' Union - Yorkshire Naturalists' Union.
    Publication info: [Yorkshire] :Yorkshire Naturalists' Union,[1991-
    Holding Institution: Multiple institutions
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  2. The naturalist.
    By: West-Riding Consolidated Naturalists' Society - West-Riding Consolidated Naturalists' Society. - Yorkshire Naturalists' Union - Yorkshire Naturalists' Union.
    Publication info: London :Simpkin, Marshall,1865-
    Holding Institution: Multiple institutions
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  3. The transactions of the Yorkshire Naturalists' Union.
    By: Yorkshire Naturalists' Union.
    Publication info: Leeds [etc.]
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
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