On the Black Hill has 256 pages.
The Sledding Hill has 230 pages.
Miners Hill has 306 pages.
Deathblow Hill has 285 pages.
The Hill of Dreams has 329 pages.
How It Happened in Peach Hill has 336 pages.
The World Beyond the Hill has 685 pages.
The Napoleon of Notting Hill has 300 pages.
Jane of Lantern Hill has 217 pages.
Raider of the Copper Hill has 15 pages.
The Secret of Pirates' Hill has 192 pages.
The Black Arrow has 242 pages.
The Black Mountain has 183 pages.