remarked quietly:

"I mean, what type is your submarine? Does it go by
compressed air, or water power?"

"How do you know it's a submarine?" asked the young
inventor quickly, and in some confusion.

"Easy enough. When Mr. Berg thought he was pumping me, I
was getting a lot of information from him. He told me about
the submarine his firm was building, and, naturally, he
mentioned yours. One thing led to another until I got a
pretty good idea of your craft. What do you call it?"

"The Advance."

"Good name. I like it, if you don't mind speaking of it."

"We were afraid you wouldn't like it," commented Tom.

"What, the name?"

"No, the idea of going in a submarine."

"Oh," and Captain Weston laughed. "Well, it takes more
than that to frighten me, if you'll excuse the expression.
I've always had a hankering to go under the surface, after
so many years spent on top. Once or twice I came near going
under, whether I wanted to or not, in wrecks, but I think I
prefer your way. Now, if you're all done, and don't mind me