. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. 170 KF:Y to the lUKOS of KASTEUN NOltTH AMERICA. Group 5. Wing, 15 to 17 inches long. Section 1. Second primary, longest; only first primary, emarginate, or Duck Hawk. Leiiffth, under ID- primaries, dark brown, banded on inner web witli pale rufous. Duck Hawk. Falci) peregrimis unatum. See No. 291. Lenf!;Ui, over 19; under tail coverts, white, witliout spots. White Qyrfalcon. Falco islaiuhis, mid races. See No. 286. Length, over 19; under tail coverts, nuirlced with dusky or spotted. Qray Q
. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. 170 KF:Y to the lUKOS of KASTEUN NOltTH AMERICA. Group 5. Wing, 15 to 17 inches long. Section 1. Second primary, longest; only first primary, emarginate, or Duck Hawk. Leiiffth, under ID- primaries, dark brown, banded on inner web witli pale rufous. Duck Hawk. Falci) peregrimis unatum. See No. 291. Lenf!;Ui, over 19; under tail coverts, white, witliout spots. White Qyrfalcon. Falco islaiuhis, mid races. See No. 286. Length, over 19; under tail coverts, nuirlced with dusky or spotted. Qray Qyrfalcon. Falco rnsticobis. See No. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cory, Charles B. (Charles Barney), 1857-1921; Field Columbian Museum. Chicago, Special edition printed for the Field Columbian Museum
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Keywords: ., bookauthorfiel, bookcentury1800, bookdecade1890, booksubjectbirds