"No, I meant Mr. Jessup, the hunter. I think it would be jolly to go up and camp there."
"It would," agreed Frank. "But we have to go to school. It wouldn't be much fun just to go for one day. I'd like to stay a week."
"Well maybe we could go when the Christmas vacation comes," suggested Sammy. "I'm going to ask my folks, anyhow."
"So will I!" cried Frank.
"And I," added Bob.
They were on their way home from school that afternoon, talking over the proposed trip to Pine Island, when, as they came within sight of Rainbow Lake, Sammy uttered a cry.
"Look!" he exclaimed, pointing. "The ice must have all melted. There's a sailboat on the lake!"
"Sailboat! That isn't a sailboat!" said Bob.
"No, it's an ice yacht!" cried Frank. "Come on down and let's see who has it. Maybe they'll give us a ride."