Then there came a moment in which the cab stopped so suddenly that the young skipper was all but thrown from his seat.
"Gracious!" uttered the submarine boy. "Who's torpedoing us?"
But, at that instant, Jack Benson received a more genuine shock.
For the left-hand door of the vehicle was wrenched suddenly open. In the doorway appeared the white, ugly, desperate face of Fred Radwin!
Without a word, Radwin threw himself forward, making a leap into the carriage.
CHAPTER XXII
A CORNERED SUBMARINE CAPTAIN
"You—get—out!"
Quick as thought Jack Benson raised his left foot, planting it, as vigorously as his sitting position allowed, against the ribs of Fred Radwin.
That worthy, one foot on the sill, and bent in the act of entering fell back, going in a heap to the sidewalk.