Maze of Bones is written by Rick Riordan. It is the first book in the 39 clue series. It has 220 pages.
155 is the pages of that book
The Maze of the Beast has 129 pages.
A Maze of Death has 216 pages.
The Valley of Bones has 242 pages.
Spider Bones has 320 pages.
The Road of Bones has 224 pages.
The Farming of Bones has 312 pages.
The Lair of Bones has 464 pages.
Debt of Bones has 128 pages.
Coal Bones has 274 pages.
Bones of the Hills has 416 pages.
Bones of the Earth has 335 pages.