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  1. Malacologia terrestre e fluviale della provincia Comasca,
    By: Porro, Carlo
    Publication info: Milano,Tipografia Cuglielmini e Reaelli,1838.
    Holding Institution: Smithsonian Libraries
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  2. Mollusca terrestria et fluviatilia, edit.
    By: Porro, Carlo
    Publication info: [Milan?]excudebat Aloysius de Jacobo Pirola,1846.
    Holding Institution: Smithsonian Libraries
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