Operation Hell Gate has 336 pages.
From Hell has 572 pages.
A Gate at the Stairs has 322 pages.
The Hour of the Gate has 304 pages.
Rider at the Gate has 437 pages.
The Mandelbaum Gate has 330 pages.
The Goblin Gate has 384 pages.
Wide Is the Gate has 751 pages.
The Fiftieth Gate has 339 pages.
Peril's Gate has 721 pages.
The Gate of Time has 176 pages.
The Toll-Gate has 288 pages.
Exile's Gate has 414 pages.