"Ger-reat Scott, it's the LONGITUDE!"

I says, considerably scared:

"Well, what's been and gone and happened now?"

"Why, the thing that's happened is that this old bladder has slid over
Illinois and Indiana and Ohio like nothing, and this is the east end of
Pennsylvania or New York, or somewheres around there."

"Tom Sawyer, you don't mean it!"

"Yes, I do, and it's dead sure. We've covered about fifteen degrees of
longitude since we left St. Louis yesterday afternoon, and them clocks
are right. We've come close on to eight hundred miles."

I didn't believe it, but it made the cold streaks trickle down my back
just the same. In my experience I knowed it wouldn't take much short of
two weeks to do it down the Mississippi on a raft. Jim was working his
mind and studying. Pretty soon he says:

"Mars Tom, did you say dem clocks uz right?"

"Yes, they're right."

"Ain't yo' watch right, too?"

"She's right for St. Louis, but she's an hour wrong for here."

"Mars Tom, is you tryin' to let on dat de time ain't de SAME