Key to North American birds [electronic resource] : containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland /
"With which are incorporated general ornithology: an outline of the structure and classification of birds; and field ornithology: a manual of collecting, preparing and preserving birds." "Profusely illustrated." Includes index. Includes bibliographical references. Electronic repr...
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