| Publisher | Grosset & Dunlap |
| Series | The Hardy Boys |
| Format | Hardback |
| Language | English |
| Location | New York |
| Copyright | 1969 |
| Pages / Font | 178 pages |
| Series Number | 8931 |
| Library of Congress Catalog Card Number | 69-14267 |
| Notes | Blue cover |
Added by jlkrien
| Publisher | Grosset & Dunlap |
| Series | The Hardy Boys |
| Format | Hardback |
| Language | English |
| Location | New York |
| Copyright | 1969 |
| Pages / Font | 178 pages |
| Series Number | 8931 |
| Library of Congress Catalog Card Number | 69-14267 |
| Notes | Blue cover |