Authors: V E Flint | V M Galushin
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 1-3
Created: 2017-04-08, modified: 2017-04-08
Authors: G W Suter | J L Joness
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 12-18
Created: 2017-04-08, modified: 2017-04-08
Authors: H G Lumsden
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 19-22
Created: 2017-04-08, modified: 2017-04-08
Authors: P J Dunn
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 22
Created: 2017-04-08, modified: 2017-04-08
Authors: R J Mcpherson | R D Brown
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 23-30
Created: 2017-04-08, modified: 2017-04-08
Authors: D M Bird | H Greenwood
Published in Raptor Research, in 1981, in volume 15, issue 1, pages 31-32
Created: 2017-04-08, modified: 2017-04-08
Authors: D H Ellis | C M Anderson | T B Roundy
Published in Raptor Research, in 1981, in volume 15, issue 2, pages 42-45
Created: 2017-04-08, modified: 2017-04-08
Authors: T A Geer | C M Perrins
Published in Raptor Research, in 1981, in volume 15, issue 2, pages 45-48
Created: 2017-04-08, modified: 2017-04-08
Authors: J A Lee
Published in Raptor Research, in 1981, in volume 15, issue 2, pages 48-52
Created: 2017-04-08, modified: 2017-04-08
Authors: J Olsen | P Olsen
Published in Raptor Research, in 1981, in volume 15, issue 2, pages 53-57
Created: 2017-04-08, modified: 2017-04-08
Authors: A Brosset
Published in Raptor Research, in 1981, in volume 15, issue 2, pages 58-64
Created: 2017-04-08, modified: 2017-04-08
Authors: S N Wiemeyer
Published in Raptor Research, in 1981, in volume 15, issue 3, pages 68-82
Created: 2017-04-08, modified: 2017-04-08
Authors: C J Henny | L J Blus
Published in Raptor Research, in 1981, in volume 15, issue 3, pages 82-85
Created: 2017-04-08, modified: 2017-04-08
Authors: F Hamerstrom | M Kopeny
Published in Raptor Research, in 1981, in volume 15, issue 3, pages 86-88
Created: 2017-04-08, modified: 2017-04-08
Authors: D A Boyce | L F Kiff
Published in Raptor Research, in 1981, in volume 15, issue 3, pages 89-93
Created: 2017-04-08, modified: 2017-04-08
Authors: L H Kermott
Published in Raptor Research, in 1981, in volume 15, issue 3, pages 94-95
Created: 2017-04-08, modified: 2017-04-08
Authors: G E Duke | P T Redig | W Jones
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 97-107
Created: 2017-04-08, modified: 2017-04-08
Authors: D Keran
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 108-112
Created: 2017-04-08, modified: 2017-04-08
Authors: J E Swenson | T C Hinz | S J Knapp | H J Wentland | J T Herbert
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 113-120
Created: 2017-04-08, modified: 2017-04-08
Authors: C L Blair
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 120
Created: 2017-04-08, modified: 2017-04-08
Authors: R J Klein | D R Mason
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 121
Created: 2017-04-08, modified: 2017-04-08
Authors: F Van Dyke
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 122
Created: 2017-04-08, modified: 2017-04-08
Authors: L Kilham
Published in Raptor Research, in 1981, in volume 15, issue 4, pages 123-124
Created: 2017-04-08, modified: 2017-04-08