The ISBN of Lucinda Pierce Mystery series is 978-0727869456.
The ISBN of The Mohole Mystery is 0571082106.
The ISBN of The Hydrofoil Mystery is 978-0670881864.
The ISBN of The E-mail Mystery is 9780671001216.
The ISBN of The Kachina Doll Mystery is 0207146985.
The ISBN of The Mystery of the Tolling Bell is 0448095238.
The ISBN of The Mystery of a Hansom Cab is 1153714493.
The ISBN of The Greek Symbol Mystery is 0207145865.
The ISBN of The Mystery of Cabin Island is 9780448089089.
The ISBN of A Caribbean Mystery is 0-451-19992-8.
The ISBN of The Mardi Gras Mystery is 978-0671649616.
The ISBN of Mystery in Space is 1-4012-1558-0.
The ISBN of The Bungalow Mystery is 0-448-09503-3.