R. F. White

“ Felix Capperton, the detective whose fame had penetrated two hemispheres, was playing chess with his daughter Madge, a tall and beautiful blonde. Suddenly the door opened and Carmichael entered hastily. In a few tense words he explained the situation to the famous sleuth, while Madge Capperton stood silent, pressing her hands to her heart.
The detective pointed meaningly at the chessboard, and Carmichael bent over it with an expectant face. ”

“ He was face to face with Capperton, disguised as a commercial traveller.
Accustomed to such emergencies his mind was made up in an instant. Rolling the papers into a ball, he hurled them into the mouth of a large ventilator which stood near.
Unhesitatingly the detective threw himself into the ventilator and disappeared head first. With a cry of baffled rage Blütherski followed.
Chapter VI.
In the bows of the same steamer stood Madge Capperton and Clement Carmichael, gazing anxiously before them. Her fingers tightened on his arm. Their faces took on an expression of horror and despair. ”

“ In the corridor the two men stood face to face.
"Have you found them?" asked Carmichael hoarsely.
"No. They have sunk in the sea!" replied the other.
Chapter XII.
Across the smooth waters of the English Channel a motor-boat moved swiftly. In the bows the Foreign Secretary and the detective gazed earnestly forward.
Presently the latter clutched Carmichael's arm with an oath. Another boat had come into view, and they perceived that a diver in full costume was climbing into it.
The motor-boat came to a stop alongside the other. ”