BUTTERFLIES WORTH KNOWING
BY CLARENCE M. WEED, D. Sc.
AUTHOR OF
Seeing Nature First,
Nature Biographies,
Ten New England Blossoms,
The Flower Beautiful,
etc.
Illustrated by Forty-eight Plates
Thirty-two in Color
PUBLISHED BY
DOUBLEDAY, PAGE & COMPANY
FOR
NELSON DOUBLEDAY, Inc.