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  1. By: French, Thomas W. - Cardoza, James E. - Jones, Gwilym S. (Gwilym Strong), - Massachusetts. Division of Fisheries and Wildlife.
    Edition: Rev. 1997 ed.
    Publication info: [Boston, Mass.], Massachusetts Division of Fisheries & Wildlife, 1997
    Holding Institution: UMass Amherst Libraries
  2. By: Darey, George L. - Jones, Gwilym S. (Gwilym Strong), - Massachusetts. Division of Fisheries and Wildlife.
    Publication info: [Boston, Mass.], Massachusetts Division of Fisheries & Wildlife, [1997]
    Holding Institution: UMass Amherst Libraries
  3. By: Jones, Gwilym S. (Gwilym Strong), - Crook, Daane. - Henry, Steve. - Massachusetts. Division of Fisheries and Wildlife.
    Publication info: Boston, Mass, Commonwealth of Massachusetts, Division of Fisheries & Wildlife, 1988
    Holding Institution: UMass Amherst Libraries
  1. By: Jones, Gwilym S. (Gwilym Strong), - Thomas, Howard H.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 3
    Date: 1983
    Page Range: 320--321
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Jones, Gwilym S. (Gwilym Strong), - Whitaker, John O.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 90
    Issue: 2
    Date: 1976
    Page Range: 169--169
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Roth, A J - Jones, Gwilym S. (Gwilym Strong), - French, Thomas W.
    Type: Article
    In: The journal of raptor research
    Volume: 36
    Issue: 3
    Date: 2002
    Page Range: 229--230
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  4. By: Jones, Gwilym S. (Gwilym Strong), - Jones, Diana B.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 3
    Date: 1985
    Page Range: 378--380
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Thomas, Howard H. - Jones, Gwilym S. (Gwilym Strong), - Dibblee, Randall
    Type: Article
    In: The Canadian field-naturalist
    Volume: 94
    Issue: 3
    Date: 1980
    Page Range: 329--331
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Jameson, E. W. (Everett Williams), - Jones, Gwilym S. (Gwilym Strong),
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 90
    Date: 1977
    Page Range: 459--482
    Publication Info: Washington, Biological Society of Washington,