The Usborne book of advanced puzzle adventures : three adventure stories with puzzles to solve.
Dixon, Sarah.Codename quicksilver.
Dixon, Sarah.Cobra consignment.
Allan, Tony,1946-Mystery on main street.
London : Usborne,
1995.
Cover title.
Spine title: Advanced puzzle adventures.
Codename quicksilver / Sarah Dixon -- Cobra consignment / Sarah Dixon -- Mystery on Main Street / written by Tony Allan.