LONGFIELD, Cynthia. The Dragonflies of the British Isles. Frederick Warne & Co. 1949.
8vo. Publisher's green gilt cloth, gilt spine, rounded corners, illustrated endpapers, with dustwrapper; pp. 256, 340 illustrations including 31 in colour; previous owner's inscription to verso of ffep, a little chipping to dustwrapper, otherwise very good indeed.
Second edition. An "entomological classic… written by the doyenne of dragonflies, and often known as 'Cynthia'" (Peter Marren, The Observer's Book of Wayside and Woodland, 2003).