ISBN: 0340038195.
The ninth Secret Seven book.
Light blue cloth-covered boards.
Dark blue lettering and decoration on covers.
Very good condition with dust-wrapper.

ISBN: 0340148799.
9th book in Secret Seven series.
Paperback.
Covers worn and a little creased.
Pages tanned.
Good condition.

9th book in Secret Seven series.
Light blue cloth-covered boards.
Dark blue lettering on spine.
Dark blue decoration on covers.
Dustwrapper worn at edges.
Light wear to edges of covers.
Neat gift dedication on half-title.
Good condition with dust-wrapper.

ISBN: 0340148799.
Paperback.
Light wear to edges of covers.
Pages tanned.
Good condition.