A History of North American Birds; Land Birds; Vol. 3 of 3 — Var. calurus, Cassin. WESTERN RED-TAIL; BLACK RED-TAIL.

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A History of North American Birds; Land Birds; Vol. 3 of 3 Volume 3 of 3 · Var. calurus, Cassin. WESTERN RED-TAIL; BLACK RED-TAIL. · ch 107/252

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