Kal Spriggs has a number of works available as e-book, audiobook, and paperback:
The Shadow Space Chronicles
Project Archon (Shadow Space Universe)
The Renegades (Shadow Space Universe)
The Argonauts (4HU)
The Eoriel Saga
Children of Valor (Star Portal Universe)
Forsaken Valor (Star Portal Universe)
Rising Wolf Series (Star Portal Universe)
Angel of Death
Army Space Corps
Dead Train
Kal Spriggs 
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