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  1. Check lists of the shells of North America Prepared for the Smithsonian institution, by Isaac Lea, P. P. Carpenter, Wm. Stimpson, W. G. Binney, and Temple Prime
    By: Smithsonian Institution. - Binney, W. G. - Carpenter, Philip P. - Lea, Isaac, - Prime, Temple, - Stimpson, William, - Making of America Project.
    Publication info: Washington,Smithsonian institution1860
    Contributed by: University of California Libraries (archive.org)
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  2. Contributions to geology by Isaac Lea.
    By: Lea, Isaac,
    Publication info: Philadelphia :Carey, Lea and Blanchard,1833.
    Contributed by: University of California Libraries (archive.org)
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  3. Contributions to geology / by Isaac Lea.
    By: Lea, Isaac,
    Publication info: Philadelphia :Carey, Lea and Blanchard,1833.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  4. Correspondence : Lea (Isaac) and Engelmann (George), 1876-1877.
    By: Lea, Isaac,
    Contributed by: Missouri Botanical Garden, Peter H. Raven Library
    BHL Collections: Engelmann Papers, Missouri Botanical Garden
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  5. Description of a new genus (Trypanostoma) of the family Melanidæ, and of forty-five new species ... /
    By: Lea, Isaac,
    Publication info: Philadelphia :Merrihew & Thompson,1862.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  6. Observations on the genus Unio : together with descriptions of new species in the families Unionidae, Colimacea and Melanina / by Isaac Lea.
    By: Lea, Isaac,
    Publication info: Philadelphia :I. Lea.[1840?]-
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  7. Observations on the genus Unio, together with descriptions of new genera and species ... By Isaac Lea ...
    By: Lea, Isaac,
    Publication info: Philadelphia,Printed by J. Kay, Jun., & Co. [etc.]1832-[74]
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  8. On the fossil foot-marks in the red sandstone of Pottsville, Pennsylvania / by Isaac Lea.
    By: Lea, Isaac, - American Philosophical Society.
    Publication info: Philadelphia :Printed for the author,1852.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  9. Remarks on the number of Unionidae [and] Descriptions of ... new species ... /
    By: Lea, Isaac,
    Publication info: Philadelphia :[s.n.],1862.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  10. A synopsis of the family Naiades. By Isaac Lea ...
    By: Lea, Isaac,
    Edition: 3rd ed., greatly enl. and improved.
    Publication info: Philadelphia,Blanchard and Lea,1852.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  11. A synopsis of the family of Naiades. By Isaac Lea ...
    By: Lea, Isaac,
    Edition: 2d ed., enl. and improved.
    Publication info: Philadelphia,Carey, Lea & Blanchard,1838.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  12. A synopsis of the family of Naiades. By Isaac Lea.
    By: Lea, Isaac,
    Publication info: London,Carey, Lea and Blanchard;1836.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  13. A synopsis of the family Unionidae / by Isaac Lea.
    By: Lea, Isaac,
    Edition: 4th ed., very greatly enl. and improved.
    Publication info: Philadelphia :H.C. Lea,1870.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  14. A synopsis of the family Unionidae. By Isaac Lea ...
    By: Lea, Isaac,
    Edition: 4th ed., very greatly enl. and improved.
    Publication info: Philadelphia,H. C. Lea,1870.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  15. A synopsis of the family Unionidae. By Isaac Lea ...
    By: Lea, Isaac,
    Edition: 4th ed., very greatly enl. and improved.
    Publication info: Philadelphia,H.C. Lea,1870.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  16. The zoology of the voyage of H.M.S. Sulphur : under the command of Captain Sir Edward Belcher, during the years 1836-42 /
    By: Belcher, Edward, - Gould, John, - Gray, John Edward, - Hawkins, B. Waterhouse - Hinds, Richard Brinsley. - Hullmandel, Charles Joseph, - Lea, Isaac, - Richardson, John, - Sowerby, G. B. - Day & Haghe, - Great Britain. - Hullmandel & Walton,
    Publication info: London :Smith, Elder,1844 [i.e. 1843-1846]
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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