R. C. Froeschner

30 public-domain plates in the archive

• Ischnura verticalis 28 Aug 1949
• Ischnura verticalis 28 Aug 1949
• Ischnura posita 3 Jun 1939
• Argia moesta 28 May 1947
• Argia fumipennis violacea 1 Aug 1939
• Ischnura verticalis 28 Aug 1949
• Ischnura verticalis 29 Jul 1949
• Ischnura verticalis 28 Aug 1949
• Argia apicalis 23 Jul 1939
• Enallagma antennatum 28 Aug 1949
• Nannothemis bella 19 May 1965
• Ischnura verticalis 29 Jul 1949
• Libellula luctuosa 3 Aug 1947
• Ischnura verticalis 28 Aug 1949
• Ischnura verticalis 30 Jun 1946
• Anax junius 17 Oct 1945
• Ischnura verticalis 13 Jul 1949
• Sympetrum rubicundulum 29 Jul 1949
• Ischnura verticalis 28 Aug 1949
• Ischnura (Anomalagrion) hastata 16 May 1939
• Ischnura verticalis 7 May 1939
• Ischnura posita 19 Jul 1944
• Ischnura posita 19 Jul 1944
• Argia sedula 19 Jul 1944
• Lestes unguiculatus 29 Jul 1949
• Enallagma hageni 29 Jul 1949
• Lestes unguiculatus 29 Jul 1949
• Ischnura verticalis 28 Aug 1949
• Argia apicalis 28 Aug 1949
• Argia apicalis 27 Jul 1949