The Mystery of the Secret Room: Being The Third Adventure of the Five Find-Outers and Dog

First edition, 12th impression. 152pp,  several in-text black and white illustrations. Fushsia cloth-covered boards, black titles on front and spine. 12mo. Rubbed spine ends, quite cocked. Top text block edge tanning and foxing, remaining edges starting to tan and fox. Endpapers just starting to fox and tan. Otherwise internally neat, clean, bright and tight, barring some occasional foxing. Dust jacket has minor loss, significant shelf wear, chipping and creasing to edges, mirrors book damage, not price clipped.