In reading order
Surprise Attack!
Terry Collins
Stake a Claim!
Terry Collins, Richard Bell
Defend Until Death!
Richard Bell, Nel Yomtov
Arrested for Witchcraft!
Richard Bell, Mari Bolte
Night of Rebellion!
Nel Yomtov
Trapped in Antarctica!
Nel Yomtov, Mark Simmons
Tracking an Assassin!
Nel Yomtov
Peril in Pompeii!
Nel Yomtov
Flight to Freedom!
Mark Simmons, Mari Bolte