The Empire's boldest agents - Jules and Yvette d'Alembert - blast off against the most dangerous conspiracy in the Galaxy. But even the lightning-powers inherited from their triple-gravity planet are no match for their adversary, the beautiful and ruthless star-warrior called...Lady A.

THE LADY A OFFERS AN ALLIANCE Devastated by alien invasion, one of the Empire's far-flung planets - Omicron - is the destination for an astonishing mission. For the first time in many years, top SOTE agents Yvette Babol and Jules d'Alembert agree to co-operate with the treacherous and dangerous Lady A. it is strictly an alliance of convenience. Together with the Empire's deadliest enemy and two of her followers, the two SOTE agents set off for Omicron - easily the most distant planet ever settled. With them is Captain Paul Fortier of Naval Intelligence. And what they find on Omicron could lead to intergalactic war...

As the mighty spaceship Skylark roamed the intergalactic spaceways, scientist Richard Seaton and his companions found a world of disembodied intelligences. A world of four dimensions where time was insanely distorted and matter obeyed no terrestrial laws - where three-dimensional human intellects had to fight hard to thwart malevolent invisible mentalities...

Brilliant government scientist Richard Seaton discovers a remarkable faster-than-light fuel that will power his interstellar spaceship, The Skylark. His ruthless rival, Marc DuQuesne, and the sinister World Steel Corporation will do anything to get their hands on the fuel. When they kidnap Seaton's fiancee and friends, they unleash a furious pursuit and ignite a burning desire for revenge that will propel The Skylark across the galaxy and back.

Jules and Yvette d'Alembert had faced challenges before - but rarely one as daunting as this. To them fell the perilous task of infiltrating a vicious conspiracy which threatened to destroy the Stanley dynasty and throw the whole of interstellar civilisation into chaos. Now, as rival candidates from all corners of the galaxy gather for the Progress, the two most daring space super-agents of all time go into action. For among the suitors competing to be consort to the royal heiress of the Empire of Earth, there is a traitor. And somewhere close to the Princess, a time bomb is ticking...

Gone from the galaxy... A startling discovery has shaken Earth's galactic Empire: more than two hundred and fifty thousand people have vanished from the resort moon, Vesa, without a trace! Called to duty, SOTE's most daring secret agents, Jules and Yvette D'Alembert - the former aerialists from the triple-gravity planet Des Plaines, possessed of lightning-reflexes and super-strength - are faced with a lethal and baffling conspiracy. Together the D'Alemberts have conquered many of the Empire's most dangerous foes, but now the mighty pair must divide forces - each to challenge a deadly evil terror alone! Stranglers' Moon is the second book in the "Family D'Alembert" series.

THE MARCH OF THE ARMY OF THE JUST What is happening on Purity - an obscure planet peopled only by religious introverts? Hitherto the hairshirt brigade have turned their backs on the rest of the Empire. But now, inspired by the aggressive zeal of sinister evangelist Tresa Clunard, the Puritans are preparing to fight a holy war. Time, once more, for SOTE's crack agents, the Family d'Alembert, to spring into action. And the responsibility for this mission rests with the new time of Yvette and Pias Bavol. Theirs is an awesome task, for the future peace of Stanley Ten's interstellar civilisation hangs in the balance...