54 books • 12 series
Tesamun
The Masquerade of Lost Souls
Hersilia
The Legend of Xóchitl
The War of Spartacus
The N.I.L.E. Project
Tomyris
A Sunflower for the Eastern Front
The Brothers of Beaver County
The Song of Arsinoë
Salem, 1792
The Young Alchemysts and the Last Blooddancer
The Young Alchemysts and the Exiled Machinist
The Young Alchemysts and the Infernal Warlord
Whitehaven
The Gypsy & The Count
The Two Rings of Tollense
The Many Ghosts of Thomasina Grey
The Fever Chronicles (The Fever Chronicles, #1) (Triage, #4)
Clontarf
How Do I Look From Behind?
The Skeleton Collection
Nine Months in Verdun
The Enemy Becomes You (Blood in the Water, #2)