Red-footed Falcon (Falco rufipes) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own…
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Labrador Falcon from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from University…
Le Petit Caporal from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from University…
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Common Kestrel (Falco tinnunculus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio…