John F. Hanson

22 public-domain plates in the archive

• Calopteryx dimidiata 1 Aug 1956
• Amphiagrion saucium 11 Jun 1939
• Cordulegaster erronea 26 Jun 1957
• Enallagma hageni 1 Jul 1957
• Pachydiplax longipennis 7 Jul 1958
• Lestes rectangularis 21 Sep 1940
• Cordulegaster erronea 20 Jul 1958
• Lestes disjunctus 4 Aug 1949
• Argia bipunctulata 7 Jul 1958
• Ischnura ramburii 4 Apr 1955
• Ophiogomphus mainensis 11 Jun 1939
• Calopteryx aequabilis 11 Jun 1939
• Argia tibialis 31 Jul 1956
• Argia moesta 1 Aug 1956
• Libellula incesta 7 Jul 1957
• Calopteryx dimidiata 1 Aug 1956
• Pachydiplax longipennis 7 Jul 1958
• Argia sedula 1 Aug 1956
• Argia fumipennis violacea 24 Jun 1952
• Argia bipunctulata 7 Jul 1958
• Ischnura posita 24 Jun 1952
• Amphiagrion saucium 11 Jun 1939