The War in the Air has 389 pages.
Air Apparent has 316 pages.
Warlord of the Air has 187 pages.
Actual air has 93 pages.
Goals in the Air has 157 pages.
A Mouthful of Air has 352 pages.
Air - novel - has 400 pages.
Treading Air has 375 pages.
The Court of the Air has 592 pages.
Wisdom of War has 320 pages.
The Holy War has 191 pages.
The War Machine has 338 pages.
The Fortune of War has 280 pages.