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A list of North American Lepidoptera and key to the literature of this order of insects.
1902 742 p., paperbound (original printed covers). Contains bibliographical references of no less than 6.622 nominal species. An uncut copy.
A list of North American Lepidoptera and key to the literature of this order of insects.
1902 742 p., green publisher’s cloth. Library stamps, some slight wear on joints. Contains bibliographical references of no less than 6.622 nominal species.
