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  1. Diptera = Zweiflügler /
    By: Grünberg, Karl,
    Publication info: Jena :G. Fischer,1910-
    Holding Institution: Smithsonian Libraries
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  2. Ephemerida, Plecoptera, Lepidoptera,
    By: Klapálek, Frantisek, - Grünberg, Karl,
    Publication info: Jena,G. Fischer,1909.
    Holding Institution: Smithsonian Libraries
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