Five Go to Mystery Moor has 248 pages.
Master of the Moor has 192 pages.
The Mystery Play has 76 pages.
A Caribbean Mystery has 256 pages.
The Regatta Mystery has 229 pages.
The Sittaford Mystery has 308 pages.
The Listerdale Mystery has 256 pages.
The Solitaire Mystery has 351 pages.
An Excellent Mystery has 192 pages.
The Bungalow Mystery has 210 pages.
The Arctic Patrol Mystery has 176 pages.
The Seven Dials Mystery has 282 pages.
Mystery of Smugglers Cove has 181 pages.