. The birds of eastern North America : known to occur east of the ninetieth meridian. Birds -- North America. Bill, long and narrow, having tooth-like serrations ; toes, four, the front ones, full wi-bhed; himl , with llap. Family ANATID/C. Subfamily MERQIN/E. Mergansers. See page 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