. The birds of eastern North America : known to occur east of the ninetieth meridian. Birds -- North America. Crown, grayish; orbital ring and lores, dull white. Rarely occurs east of Illinois. Bell's Vireo. Vireo bellii. See No. 480. Crown, grayish, often tinged with olive; orbital ring and lores, yellow. White=eyed Vireo. Vireo noveboracensis, and races. 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,

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. The birds of eastern North America : known to occur east of the ninetieth meridian. Birds -- North America. Crown, grayish; orbital ring and lores, dull white. Rarely occurs east of Illinois. Bell's Vireo. Vireo bellii. See No. 480. Crown, grayish, often tinged with olive; orbital ring and lores, yellow. White=eyed Vireo. Vireo noveboracensis, and races. 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. Chicago : Field Columbian Museum

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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectbirdsnorthamerica