Mel Lyle Books In OrderPublication Order of A Power Boys Adventure BooksLeave a Reply
| The Mystery of the Haunted Skyscraper | (1964) | Description / Buy at Amazon |
| The Mystery of the Flying Skeleton | (1964) | Description / Buy at Amazon |
| The Mystery of the Burning Ocean | (1965) | Description / Buy at Amazon |
| The Mystery of the Million-Dollar Penny | (1965) | Description / Buy at Amazon |
| The Mystery of the Double Kidnapping | (1966) | Description / Buy at Amazon |
| The Mystery of the Vanishing Lady | (1967) | Description / Buy at Amazon |