Stanley, George Edward.

The clue of the left-handed envelope / George E. Stanley ; illustrated by Salvatore Murdocca. - New York, NY : Aladdin Paperbacks, c2000. - 62 p. : ill. ; 20 cm. - Third-grade detectives ; 1. . - Stanley, George Edward. Third-grade detectives ; 1. .

With the help of their third-grade teacher and classmates, Noelle and Todd discover who sent an anonymous letter to Amber Lee.

ISBN: 0439412889 9780439412889

Subjects--Topical Terms:
Schools--Fiction.
Envelopes (Stationery)--Fiction.
Detective and mystery stories.