IAN DOUGLAS 4 series = 10 PBs - Legacy, Heritage, Alien, Star WH 69414G

Alien Secrets (2020) 9780062825384. Alien Hostiles (2021) 9780062825407. Legacy Trilogy. Star Carrier. Book Three: Star Marines (2007) 9780380818266. Book Three: Singularity (2012) 9780061840272.

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