The migration of butterflies /

Bibliographic Details
Main Author:	Williams, Carrington Bonsor, 1889-1981
Format:	Book
Language:	English
Published:	Edinburgh, London : Oliver and Boyd, 1930.
Series:	Biological monographs and manuals ; no. IX.
Subjects:	Butterflies. Moths. Insects > Migration.

Description
Physical Description:	xi, 473 pages : illustrations (maps) diagrams ; 23 cm.
Bibliography:	Bibliography: pages 429-455.