Alvin's secret code
By: Clifford B. Hicks ; illustrated by Bill Sokol.
Contributors: Sokol, Bill, ill.
Publisher: Puffin Books
Published: 1998
Place of publication: New York
Language: eng
Number of pages: 158
Subjects: Ciphers -- Fiction; Buried treasure -- Fiction; Mystery and detective stories
Description: Twelve-year-old Alvin and his best friend Shoie use their knowledge of codes and ciphers to solve a dangerous mystery.