Sphere by Michael Crichton

The Scarecrow - Mass Market Paperback By Connelly, Michael - GOOD

Prey - Mass Market Paperback By Crichton, Michael - ACCEPTABLE

The Lost World - Mass Market Paperback By Michael Crichton - ACCEPTABLE

Sphere

Disclosure - Mass Market Paperback By Michael Crichton - ACCEPTABLE

The Andromeda Strain - Mass Market Paperback By Crichton, Michael - ACCEPTABLE

The Terminal Man - Mass Market Paperback By Crichton, Michael - ACCEPTABLE