. Bird-lore . ^f- I- ffl I- b: h. not (lot nci It OH irof mi nor iio\ jqc/t fpo /9// FIG. I. CURVES OF (I) CHICKADEE, (II) PINE GROSBEAK. (Ill) PINE SISKIN, AND (IV) REDPOLL (14) h h

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Keywords: ., boo, bookcentury1800, bookdecade1890, booksubjectbirdsperiodicals