The Message in the Hollow Oak
Original edition cover | |
| Author | Carolyn Keene |
|---|---|
| Illustrator | Russell H. Tandy |
| Language | English |
| Series | Nancy Drew Mystery Stories |
| Genre | Juvenile literature |
| Publisher | Grosset & Dunlap |
Publication date | 1935, 1972 |
| Publication place | United States |
| Media type | Print (hardback & paperback) |
| Preceded by | The Clue of the Broken Locket |
| Followed by | The Mystery of the Ivory Charm |
The Message in the Hollow Oak is the twelfth volume in the Nancy Drew Mystery Stories series. It was written under the pseudonym Carolyn Keene, and was first published in 1935.