Sigma Force
A Thriller & Suspense Series by James Rollins
Sandstorm is the first book of the Sigma Force series
FIRST PUBLISHED 2004
NUMBER OF BOOKS 18 books
This series is for you if you're into...
- Ancient mysteries fused with cutting-edge science
- Globe-trotting covert missions with extinction-level stakes
- Secret societies and relic hunts with apocalyptic fallout
Book Series In Order
Companion Books
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