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  1. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 19
    Date: 1906
    Page Range: 46--47
    Publication info: Washington,Biological Society of Washington
  2. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 15
    Date: 1902
    Page Range: 90--90
    Publication info: Washington,Biological Society of Washington
  3. By: Hay, W P - Shore, C A
    Type: Article
    In: Bulletin of the Bureau of Fisheries.
    Volume: 35
    Date: 1918
    Page Range: 371--475
    Publication info: Washington, D.C. :Govt. Print. Off.,1905-1950.
  4. By: Hay, W P
    Type: Article
    In: Proceedings of the United States National Museum.
    Volume: 21
    Date: 1921
    Page Range: 871--872
    Publication info: Washington :Smithsonian Institution Press, [etc.]
  5. By: Hay, W P
    Type: Article
    In: Proceedings of the United States National Museum.
    Volume: 22
    Issue: 1187
    Date: 1899
    Page Range: 121--123
    Publication info: Washington :Smithsonian Institution Press, [etc.]
  6. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 15
    Date: 1902
    Page Range: 121--145
    Publication info: Washington,Biological Society of Washington
  7. By: Hay, W P
    Type: Article
    In: Proceedings of the United States National Museum.
    Volume: 51
    Issue: 2165
    Date: 1917
    Page Range: 569--574
    Publication info: Washington :Smithsonian Institution Press, [etc.]
  8. By: Hay, W P
    Type: Article
    In: Proceedings of the United States National Museum.
    Volume: 53
    Issue: 2203
    Date: 1917
    Page Range: 251--254
    Publication info: Washington :Smithsonian Institution Press, [etc.]
  9. By: Hay, W P
    Type: Article
    In: Proceedings of the United States National Museum.
    Volume: 16
    Issue: 935
    Date: 1893
    Page Range: 283--286
    Publication info: Washington :Smithsonian Institution Press, [etc.]
  10. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 15
    Date: 1902
    Page Range: 199--199
    Publication info: Washington,Biological Society of Washington
  11. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 17
    Date: 1904
    Page Range: 167--167
    Publication info: Washington,Biological Society of Washington
  12. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 30
    Date: 1917
    Page Range: 71--73
    Publication info: Washington,Biological Society of Washington
  13. By: Hay, W P
    Type: Article
    In: Proceedings of the Biological Society of Washington.
    Volume: 14
    Date: 1901
    Page Range: 179--180
    Publication info: Washington,Biological Society of Washington