Depend upon it, such precautions as these (which we know they must have employed) left them very little time out of the two days--though they might start at sunrise and not stop at night-fall--for straightforward traveling.

My belief therefore is, that the duel was fought somewhere near the Neapolitan frontier; and, if I had been the police agent who conducted the search, I should only have pursued it parallel with the frontier, starting from west to east till I got up among the lonely places in the mountains.

That is my idea; do you think it worth anything ?" His face flushed all over in an instant.

"I think it an inspiration!" he cried.

"Not a day is to be lost in carrying out our plan.