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Proving Grounds Trilogy

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Authors: Martin Delrio
The Proving Grounds Trilogy book series by Martin Delrio includes books A Silence In The Heavens, Truth and Shadows, and Service for the Dead. See the complete Proving Grounds Trilogy series book list in order, box sets or omnibus editions, and companion titles.
3 Books
#1
A Silence In The Heavens - Book #1 of the Proving Grounds Trilogy

A Silence In The Heavens

Martin Delrio
From $5.09
#2
Truth and Shadows - Book #2 of the Proving Grounds Trilogy

Truth and Shadows

Martin Delrio
From $6.89
#3
Service for the Dead - Book #3 of the Proving Grounds Trilogy

Service for the Dead

Martin Delrio
From $7.09
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