Books by Paul Stewart
Clash of the sky galleons by Paul Stewart (2006)
Quint leaves his studies at the Knights Academy in Sanctaphrax to assist his father Wind Jackall in his obsessive and dangerous quest to track down and bring to justice the evil Turbot Smeal.
The Winter Knights (Edge Book #8) (Edge Chronicles) by Paul Stewart (2005)
Quint finally begins his training at the Knights Academy, Maris adjusts to life in Undertown, and Sanctaphrax shivers in anticipation of a legendary storm, while a storm of a different kind brews between sky-scholars and earth-scholars.