Issue 1-2
Book Review
Book Reviews
R. B. Treleaven and Dean Amadon
Scientific Papers
External Sex Characters of Harris' Hawks in Winter
Frederick Hamerstrom and Frances Hamerstrom
Protocalliphora Avium (diptera) Myiasis in Great Horned Owls, Red-tailed Hawks, and Swainson's Hawks in North Dakota
Peter B. Tirrell
Studies on the Karyotype of the Red-tailed Hawk (buteo Jamaicensis)
Kathryn L. Pape and F. X. Ogasawara
Recent Breeding Success of Richardson's Merlin in Saskatchewan
L. W. Oliphant and W. J. Thompson
A Car Survey of Raptors in Southeastern Idaho 1974-1976
Timothy H. Craig
Peregrine Prairie Falcon Interaction
Brian James Walton
Scientific Papers
External Sex Characters of Harris' Hawks in Winter
Frederick Hamerstrom and Frances Hamerstrom
Protocalliphora Avium (diptera) Myiasis in Great Horned Owls, Red-tailed Hawks, and Swainson's Hawks in North Dakota
Peter B. Tirrell
Studies on the Karyotype of the Red-tailed Hawk (buteo Jamaicensis)
Kathryn L. Pape and F. X. Ogasawara
Recent Breeding Success of Richardson's Merlin in Saskatchewan
L. W. Oliphant and W. J. Thompson
A Car Survey of Raptors in Southeastern Idaho 1974-1976
Timothy H. Craig
Peregrine Prairie Falcon Interaction
Brian James Walton