ILLUSTRATIONS
| FACING PAGE | |
| Exactly behind him, Peering through the Hole in the Wall, was an Evil FaceFrontispiece | |
| Looking about him warily the Stranger Picked up his Bicycle and Flung it into the Dark Waters of the Pool | 14 |
| Bending down, the Man Allowed his Face to be Caught in the Bright Light, and Danny Looked with all his Eyes, so that he might Remember every Feature | 50 |
| “Look, Sir,” he said, “You’ve Torn a Big Piece out of your Coat! And one of the Buttons, too!” | 76 |
| “Well, we’ve Caught Fritz and His Pals all right,” said Captain Miles, “Thanks to Danny the Detective” | 90 |
| There, Row upon Row, Shining, Perfect, Ready for Use, Lay a Vast Store of Machine Guns | 100 |
| He Stepped out on to a Ledge, very Narrow, very Perilous | 112 |
| Before long the Boys were Tearing down the Road, Danny Sitting on the Carrier, Clinging to Dick’s Belt | 130 |
Transcriber’s Note: The illustration listed as facing page 90 does not appear in this edition of the print book.