# The Clocktaur War Duology - The Wonder Engine

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- Book: [The Clocktaur War Duology - The Wonder Engine](https://www.bookquiver.com/t-kingfisher/the-clocktaur-war-duology-the-wonder-engine) ([The Clocktaur War Duology - The Wonder Engine.md](https://www.bookquiver.com/t-kingfisher/the-clocktaur-war-duology-the-wonder-engine.md))
- Authors: [Ursula Vernon](https://www.bookquiver.com/t-kingfisher)
- Publisher: TITAN BOOKS
- ISBN: 978-18-3541-367-8
- Pages: 352
- Published: 2026-03-17
- Language: en_US
- Binding: Hardcover

## Description

In this brilliant sequel to The Clockwork Boys, old foes resurface, and Slate and Caliban are forced to deal with the echoes of their past choices. From New York Times bestselling, Nebula and Hugo Award-winning author T. Kingfisher.