Mars trilogy has 609 pages.
Conquerors' Trilogy has 368 pages.
U.S.A. trilogy has 1312 pages.
The Borrible Trilogy has 726 pages.
The Jade Trilogy has 418 pages.
Inkheart trilogy has 635 pages.
Undersea Trilogy has 501 pages.
The New York Trilogy has 478 pages.
The Path of Return Trilogy has 804 pages.
The Oversoul Seven Trilogy has 560 pages.
An American Trilogy - book - has 304 pages.
Schrödinger's Cat Trilogy has 560 pages.
The Slab Boys Trilogy has 133 pages.