Sion Crossing (Unabridged‪)‬

What does the chairman of the new Atlantic Defence Committee have to do with the American Civil War? And why was a top CIA trouble-shooter needed as a middleman - a middleman looking for David Audley, senior analyst for British Intelligence?

It all seems very wrong to Oliver St John Latimer, but it does present an interesting opportunity. Unfortunately for the ambitious and usually desk-bound Latimer, the opportunity is twice as deadly as it is intriguing.