How to know the grasshoppers, cockroaches and their allies : pictured-keys for identifying many of the grasshoppers, crickets, Katydids, earwigs, termites, cockroaches, praying mantids, rock-crawlers, and walkingsticks occuring in North America, north of Mexico /

Bibliographic Details
Main Author: Helfer, Jacques R
Format: Book
Language:English
Published: Dubuque, Iowa : W.C. Brown Co., ©1953
Series:Pictured key nature series
Subjects:

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Harvard University

Holdings details from Harvard University
Call Number: QL507.1 .H45