Thunder City duology

The Thunder City duology is a prequel duology by Philip Reeve, set a century before the events of Mortal Engines.

Books

Thunder City

Thunder City is the first book of the titular duology. It in the perspective of Tamzin Pook.

Bridge of Storms

Bridge of Storms in the second/final book of the Thunder City duology.

References

Mortal Engines
Mortal Engines Quartet: Mortal Engines • Predator's Gold • Infernal Devices • A Darkling Plain Fever Crumb Trilogy: Fever Crumb • A Web of Air • Scrivener's Moon Thunder City Duology: Thunder City • Bridge of Storms Mortal Engines Expanded Universe: Night Flights • The Illustrated World of Mortal Engines • Film