BLYTON, Enid (author). Eileen SOPER (illustrator). Five Go To Billycock Hill. London; Hodder & Stoughton. 1957.
8vo. Original red cloth lettered in black, pictorial blue endpapers, preserved in pictorial dustwrapper; pp. [x], 11-182 + [ii]; illustrated throughout in line and tints by Soper; both externally bright and fresh, with the usual strip of offset toning to free endpapers, protected by an uncommonly attractive, and clean, example of the unclipped dustwrapper (7s 6d) with only minor edge rubbing.
First edition of the sixteenth volume in the Famous Five series. Here the children visit a butterfly farm, discover an airfield where secret planes are tested, explore the Billycock Caves, and avert a tragedy.