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  1. By: Crocker Land Expedition (1913-1917) - Tanquary, Maurice Cole, - Welch, Paul S. (Paul Smith),
    Publication info: 1921
    Holding Institution: American Museum of Natural History Library
  2. By: Galloway, Thomas Walton, - Welch, Paul S. (Paul Smith),
    Edition: 4th ed., rev., with 255 illustrations.
    Publication info: Philadelphia, P. Blakiston's son & co, [c1922]
    Holding Institution: Multiple institutions
  3. By: Smith, Frank, - Welch, Paul S. (Paul Smith), - Canadian Arctic Expedition (1913-1918)
    Publication info: Ottawa, J. de L. Taché, 1919
    Holding Institution: Canadiana.org
  4. By: Willey, Arthur, - Welch, Paul S. (Paul Smith),
    Publication info: Montreal, [s.n.], 1917
    Holding Institution: Canadiana.org
  1. By: Galloway, Thomas Walton, - Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 30
    Date: 1911
    Page Range: 13--39
    Publication Info: Columbus, Ohio [etc.],
  2. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: 12
    Date: 1919
    Page Range: 213--226
    Publication Info: [College Park, Md., etc.], Entomological Society of America,
  3. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: The Biological bulletin
    Volume: 41
    Date: 1921-10-01
    Page Range: 188--202
    Publication Info: Woods Hole, Mass Marine Biological Laboratory
  4. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: 9
    Date: 1916
    Page Range: 159--187
    Publication Info: [College Park, Md., etc.], Entomological Society of America,
  5. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 39
    Date: 1920
    Page Range: 163--166
    Publication Info: Columbus, Ohio [etc.],
  6. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 38
    Date: 1919
    Page Range: 292--294
    Publication Info: Columbus, Ohio [etc.],
  7. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 35
    Date: 1916
    Page Range: 65--73
    Publication Info: Columbus, Ohio [etc.],
  8. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 35
    Date: 1916
    Page Range: 141--148
    Publication Info: Columbus, Ohio [etc.],
  9. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 35
    Date: 1916
    Page Range: 257--268
    Publication Info: Columbus, Ohio [etc.],
  10. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: 10
    Date: 1917
    Page Range: 35--45
    Publication Info: [College Park, Md., etc.], Entomological Society of America,
  11. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 38
    Date: 1919
    Page Range: 175--188
    Publication Info: Columbus, Ohio [etc.],
  12. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 39
    Date: 1920
    Page Range: 25--50
    Publication Info: Columbus, Ohio [etc.],
  13. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: 7
    Date: 1914
    Page Range: 135--147
    Publication Info: [College Park, Md., etc.], Entomological Society of America,
  14. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Annals of the Entomological Society of America
    Volume: 5
    Date: 1912
    Page Range: 411--418
    Publication Info: [College Park, Md., etc.], Entomological Society of America,
  15. By: Welch, Paul S. (Paul Smith),
    Type: Article
    In: Transactions
    Volume: 35
    Date: 1916
    Page Range: 85--124
    Publication Info: Columbus, Ohio [etc.],