CHAPTER VI
THE EFFECTS OF A BIG STORM
"Tom!" cried Dick, as he saw his brother swept from view.
There was no answer to this call, and, much alarmed, the eldest Rover leaped over a limb of the fallen tree and ran to the edge of the houseboat.
The rain was again coming down in torrents and for the moment Dick could see little or nothing. He heard a cry from the cabin of the Dora, and this increased his dismay.
At last he caught sight of Tom's head, about ten feet away from the houseboat. A glance showed him that his brother was unconscious and on the point of sinking again.
"I must save him!" muttered Dick to himself, and, without an instant's hesitation, he leaped overboard.
"Dick! Tom!" The cry was uttered by Sam as he came running out of the houseboat, hatless and in his shirt sleeves.
The fallen tree obstructed his view, and it was
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