Classification of the acridomorphid insects.
Faringdon: E. W. Classey Limited, 1975. Octavo, text illustrations, publisher's boards. More
Faringdon: E. W. Classey Limited, 1975. Octavo, text illustrations, publisher's boards. More
London: Frederick Warne, 1965. Octavo, colour plates, worn dustwrapper. The Wayside and Woodlands Series. More