 | |
| Author | Franklin W. Dixon |
|---|---|
| Language | English |
| Series | The Hardy Boys |
| Genre | Detective, mystery |
| Publisher | Grosset & Dunlap |
Publication date | 1972[1] |
| Publication place | United States |
| Media type | Print (hardback & paperback) |
| Pages | 178 pp |
| Preceded by | Danger on Vampire Trail |
| Followed by | The Shattered Helmet |
The Masked Monkey is Volume 51 in the original The Hardy Boys Mystery Stories published by Grosset & Dunlap.
This book was written for the Stratemeyer Syndicate by Vincent Buranelli in 1972.[2]