Book Detective

For Philip, Dinah, Lucy-Ann and Jack, the holiday in Cornwall is everything they'd hope for - until they begin to realize that something very sinister is taking place on the mysterious Isle of Gloom.

But they're not prepared for the dangerous adventure that awaits them in the abandoned copper mines and secret tunnels beneath the sea.

---

This book is part of the "Adventure" series.
Here are some other books from this series:

The Castle of Adventure First published 1946 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.4/10

The Sea of Adventure First published 1948 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.4/10

The Valley of Adventure First published 1947 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.5/10

The Circus of Adventure First published 1952 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.3/10

The River of Adventure First published 1955 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.3/10

The Ship of Adventure First published 1950 Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.3/10

The Mountain of Adventure Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.4/10

Cliffhanger Rank: , Original Star Rating: , Adjustred Star Rating: , Pop Rating:1.3/10

---

Similar books: