put in Phil Lawrence. "We were going to decide on what to do for the next two months. If Roger says the word"
"Oh, I could do that easily enough," said the senator's son. "But Dave wrote that he had something up his sleeve. Maybe his plans won't fit into this."
"But they just will fit in!" cried Dave. "At least, I think they will," he added, more slowly. "You say this mine is located in Montana?"
"Yes."
"Well, that isn't very far from Yellowstone Park, is it?"
"No—in fact a corner of the Park is in Montana."
"Then, while the others were taking the trip through Yellowstone Park we could go out to that mining district and try to locate this missing mine," went on Dave, with a smile.
"What are you talking about, Dave?" questioned his two chums, in a breath.
"I'm talking about a personally-conducted tour of the Park that some folks in and around Crumville are getting up. Mr. Basswood, Ben's father, is at the head of it. It's a sort of church affair. They have got my folks interested, and my Uncle Dunston says he will go, and so will Laura, and Mrs. Wadsworth, and Jessie, and half a dozen others you know. They
