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Start Over Authors Lea, Isaac, 1792-1886 ✖Remove constraint Authors: Lea, Isaac, 1792-1886 Titles Description of a new mollusk from the red sandstone, near Pottsville, Pa ✖Remove constraint Titles: Description of a new mollusk from the red sandstone, near Pottsville, Pa Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • Description of a new mollusk from the red sandstone, near Pottsville, Pa1