Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 170
s in the wings at equaldistances from each other andin such a way that in eachwing the notches shall justcorrespond to those of theopposite wing, while in thetwo other wings the notchesalternate with these. This isnot so easy to explain in words,but will be clear from Fig. 2.The position and…
Children's literature
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