"Pump out the water at the next tank and take a new supply on."
There was a further delay of nearly two hours. Once more they started up. Ten miles from Dover, a few seconds after Ralph had thrown in coal, a terrible explosion threw the fire cover open and singed and burned both engineer and fireman.
Griscom looked angry, for the fire now needed mending.
"Lad," he said grimly, "these tricks are done to scare you and delay the train."
"I am not scared one particle," retorted Ralph, "only this strikes me as a dangerous piece of mischief—putting explosives in among the coal."
"Jim Evans did it," positively asserted Griscom. "That's what he sneaked into the cab for, and he has confederates along the line."
Ralph said nothing but he resolved to call Evans to account when he returned to Stanley Junction.
They were over an hour late on the run. Returning to Stanley Junction, they were delayed by a wreck and the time record was bad at both ends of the line.
"I don't like it," said Griscom.
"We'll mend it, Mr. Griscom," declared the young fireman, and he did not go home when they
