Klots, Alexander Barrett, 1903-

A field guide to the butterflies : North America east of the Great Plains / Alexander B. KLots ; illustrations by Marjorie Statham ; photographs by Florence Longworth. - Boston : Houghton Mifflin, 1979. - 349 p. : ill. ; 19 cm. - The Peterson field guide series ; 4 .

ISBN: 0395258596

Subjects--Topical Terms:
Butterflies--Identification--North America.

LC Class. No.: QL 548 K55 1979