Literature
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  • Captures recentes de Nehalennia speciosa (Charp.) et Crocothemis erythraea (Brullé) en Belgique. Bulletin et Annales de la Societé royale Entomologique de Belgique 103: ??
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  • Odonata. Fauna d'Italia 1: x + 298pp.
  • 1958
  • Temperature in relation to seasonal development of British dragonflies (Odonata). Proceedings 10th International Congress of Entomology 2: 755-757.
  • 1952
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  • 1955
  • The larval stages of Coenagrion mercuriale (Charp.) (Odonata: Coenagriidae). Proceedings of the royal entomological Society of London (A) 30: 115-126.
  • 1956
  • The life-histories of Lestes sponsa (Hansemann) and Sympetrum striolatum (Charpentier) (Odonata). Tijdschrift voor Entomologie 99: 217-229.
  • 1957a
  • The life-histories of two spring species of dragonfly (Odonata: Zygoptera). Entomologist's Gazette 8: 79-89.
  • 1962
  • A biology of dragonflies. Witherby Ltd., London: i-xvi + 1-247.
  • 1954
  • Seasonal regulation in British dragonflies. Nature 174: 655, 777.
  • 1957b
  • The life-histories of two summer species of dragonfly (Odonata: Coenagriidae). Proceedings of the zoological Society of London 128: 403-418.
  • 1957c
  • The life-history of the Emperor dragonfly Anax imperator Leach (Odonata: Aeshnidae). Journal of Animal Ecology 26: 1-69 + 3 platen.
  • 1960
  • Dragonflies. Collins, London: i-xii + 1-260 + 24 kleurenplaten + 8 zwartwitplaten.