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  1. By: Say, Thomas, - Conrad, T. A. (Timothy Abbott), - Say, Lucy Way Sistare,
    Publication info: New Harmony, Ind, Printed at the School Press, 1830-[38?]
    Holding Institution: Smithsonian Libraries
    BHL Collections: Women in Natural History
  2. By: Conrad, T. A. (Timothy Abbott),
    Publication info: Philadelphia, Printed for the author, 1831
    Holding Institution: Smithsonian Libraries
    BHL Collections: Blog Features
  3. By: Chenu, Jean-Charles, - Conrad, T. A. (Timothy Abbott), - Donovan, E. (Edward), - Leach, William Elford, - Martyn, Thomas, - Montagu, George, - Rafinesque, C. S. (Constantine Samuel), - Say, Thomas,
    Publication info: Paris, A. Franck, 1845-6
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  4. By: Conrad, T. A. (Timothy Abbott), - Lynch, William Francis, - Vokes, Harold Ernest,
    Publication info: 1942
    Holding Institution: American Museum of Natural History Library
  5. By: Blake, William P. (William Phipps), - Conrad, T. A. (Timothy Abbott), - Gould, Augustus A. (Augustus Addison), - Agassiz, Louis,
    Publication info: Washington, [s.n.], 1855
    Holding Institution: University of California Libraries (archive.org)
  6. By: Conrad, T. A. (Timothy Abbott),
    Edition: [3rd ed.]
    Publication info: Philadelphia, Sold by J. Dobson, 1832-1835 [i.e. between 1842 and 1845]
    Holding Institution: Natural History Museum Library, London
  7. By: Conrad, T. A. (Timothy Abbott),
    Publication info: Philadelphia, J. Dobson, 1836-
    Holding Institution: Smithsonian Libraries
  8. By: Conrad, T. A. (Timothy Abbott),
    Publication info: Philadelphia, J. Dobson, 1836-[1840]
    Holding Institution: University Library, University of Illinois Urbana Champaign
  9. By: Conrad, T. A. (Timothy Abbott), - Say, Thomas, - Conrad, T. A. (Timothy Abbott), - Brown, Mannevillette Elihu Dearing, - Dobson, Judah, - Dorsey, E. G., - Childs & Lehman,
    Publication info: Philadelphia, Judah Dobson, 108 Chesnut Street. E.G. Dorsey, printer, 1834
    Holding Institution: Multiple institutions
  10. By: North Carolina. State Geologist. - Kerr, Washington Caruthers, - Conrad, T. A. (Timothy Abbott), - Cope, E. D. (Edward Drinker), - Genth, F. A. (Frederick Augustus), - Smith, C. D. (Conaro Drayton), - North Carolina. General Assembly. - North Carolina. Governor (1874-1877 : Brogden)
    Publication info: Raleigh [N.C.], Josiah Turner, state printer and binder, 1875
    Holding Institution: Delaware Museum of Natural History Library
  11. By: United States. Department of the Interior, - United States. Department of the Interior. - Baird, Spencer Fullerton, - Conrad, T. A. (Timothy Abbott), - Wendell, Cornelius, - Emory, William H. - Smillie, James David, - Englemann, George, - Girard, Charles, - Engelmann, George, - Hall, James, - Parry, C. C. (Charles Christopher), - Michler, N. (Nathaniel), - Schott, Arthur, - Torrey, John, - United States. Department of the Interior. Office of the Secretary,
    Publication info: Washington, C. Wendell, printer, 1857-59
    Holding Institution: Multiple institutions
    BHL Collections: Engelmann Herbarium
  12. By: Conrad, T. A. (Timothy Abbott), - Harris, Gilbert D. (Gilbert Dennison),
    Publication info: Washington, D.C, R. H. Darby, printer, 1893
    Holding Institution: University of California Libraries (archive.org)
  1. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: American journal of conchology
    Volume: 1
    Date: 1865
    Page Range: 1--35
    Publication Info: Philadelphia, G.W. Tryon, jr, 1865-72
  2. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 17
    Date: 1865
    Page Range: 73--75
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  3. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 24
    Date: 1872
    Page Range: 50--55
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  4. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 27
    Date: 1875
    Page Range: 139--139
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  5. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 24
    Date: 1872
    Page Range: 216--217
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  6. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: American journal of conchology
    Volume: 5
    Date: 1869
    Page Range: 96--103
    Publication Info: Philadelphia, G.W. Tryon, jr, 1865-72
  7. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 1862
    Date: 1862
    Page Range: 284--291
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  8. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 14
    Date: 1862
    Page Range: 583--586
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  9. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 7
    Date: 1854
    Page Range: 256--264
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  10. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 17
    Date: 1865
    Page Range: 184--184
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  11. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 17
    Date: 1865
    Page Range: 70--73
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  12. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 29
    Date: 1877
    Page Range: 22--23
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  13. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Journal of the Academy of Natural Sciences of Philadelphia
    Volume: 6
    Date: 1830
    Page Range: 205--230
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia, 1817-1918
  14. By: Conrad, T. A. (Timothy Abbott),
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 6
    Date: 1850
    Page Range: 243--269
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,