caused by this operation that their greatest danger lay, for already the pirates were heard calling to each other among the cliffs.
"Pull, pull now for life, boys," shouted Sam as he seized the helm.
"Pull, pull now for life, boys," echoed the faithful translator in her silvery tones.
The oars dipped and gurgled through the water. There was no question as to the energy of the poor captives, but the vessel was heavy and sluggish at starting. She had barely got a couple of hundred yards from the shore, when the pirates from the cavern came running tumultuously out of the woods. Perceiving at once that their vessel had been captured, they rushed into the water and swam off, each man with his sword between his teeth.
They were resolute villains, and swam vigorously and fast. Sam knew that if such a swarm should gain the side of the vessel, no amount of personal valour could prevent recapture. He therefore encouraged the slaves to redoubled effort. These responded to the silvery echo, but so short had been the distance gained that the issue seemed doubtful.
"Give 'em a few shots, boys." cried Sam, drawing his own revolver and firing back over the stern. The others followed his example and discharged all their revolvers, but without apparent effect, for the pirates still came on.
