Mightn't it interfere with the working of the controls, and add to the danger?"
"It certainly would, Jack; and that's why I'm forced to call on you to make a sacrifice."
"Go on and say what's on your mind, then," demanded Jack. "No matter what it's going to be, you'll find me ready and willing for anything."
"You'll have to wait for the second trip," Tom announced.
"All right, just as you say, Tom. When will that be, later on to-night?"
"If it's possible to get back, yes," said the other.
"But if you can't make it, then to-morrow night, Tom?"
Jack was not overcome with fear, even though the prospect did appear anything but cheerful. Bessie listened to this low talk, and gave evidence of growing anxiety.
"But why should this be necessary?" she put in at that juncture. "I can stay behind just as well as not. Then perhaps another night later on you could come again, and take me with you to the French lines, and safety."
Jack sniffed in disdain.
"Well, I guess not, Bessie!" he told her, almost sternly. "I'd just like to see myself sailing away, and leaving you here to stand
