The clue in the diary /
by Carolyn Keene ; illustrated by Russell H. Tandy.
- New York : Grosset & Dunlap, c1962.
- 174 p. : ill. ; 20 cm.
- Nancy Drew mystery stories ; 7 .
- Keene, Carolyn. Nancy Drew mystery stories ; 7. .
Nancy uses a lost diary to exonerate an innocent prisoner.