The search for the sunken treasure : Australia

Secret agent Jack Stalwart : the search for the sunken treasure, Australia

The deadly race to space, Russia

Secret agent Jack Stalwart : The deadly race to space, Russia

Secret agent Jack Stalwart ; bk 9.

The Medusa plot

Cahills vs. Vespers. [Book one], The medusa plot.

The 39 clues; Cahills vs. Vespers

The 39 clues: Cahills vs. Vespers ;

39 clues. Cahills vs. Vespers ;

The pursuit of the ivory poachers

Secret agent Jack Stalwart : the pursuit of the ivory poachers.

Secret agent Jack Stalwart

Secret agent Jack Stalwart : the pursuit of the ivory poachers

Secret agent Jack Stalwart ; bk 6.

A hitch at the Fairmont

Jim Averbeck presents a hitch at the Fairmont

One false note

The 39 clues ;

39 clues ;

The mysterious moonstone ; The spy's secret

Spy's secret

Key hunters ;