The Mystery of the Spiral Bridge has 177 pages.
Spiral - Tunnels novel - has 429 pages.
The Solitaire Mystery has 351 pages.
An Excellent Mystery has 192 pages.
The Bungalow Mystery has 210 pages.
The Listerdale Mystery has 256 pages.
A Caribbean Mystery has 256 pages.
The Regatta Mystery has 229 pages.
The Mystery Play has 76 pages.
The Sittaford Mystery has 308 pages.
Star Bridge has 221 pages.
Bridge of Rama has 500 pages.
Romanno Bridge has 312 pages.