https://www.penguinrandomhouse.com/books/289438/deep-fire-rising-by-jack-du-brul/paperback/
Deep Fire Rising by Jack Du Brul: 9780451411181 | PenguinRandomHouse.com: Books
USA Today bestselling author Jack Du Brul brings back geologist-adventurer Philip Mercer for an apocalyptic adventure. Hired to lead...
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