Mun Bun and Margy probably heard it, also, but they were too busy finishing their bread and milk to say anything. Probably they knew that Russ and Rose, who always looked after them, would take care of the strange noise.
"Oh, that noise!" exclaimed Mrs. Thompson, as once more the hollow groan sounded, throughout the house. "You weren't afraid of that, were you?" And her eyes began to twinkle, then she laughed.
"It sounds like the cur'us noise at Great Hedge," added Russ.
"Well, I didn't know you had a curious noise at your grandfather's place," went on Mrs. Thompson. "First I ever heard of it."
"Oh, yes, there's a ghost there, only it isn't a ghost 'cause there's no such thing! Daddy said so!" exclaimed Rose. "But we got——"
"We've got a funny noise there," said Russ, breaking in on what his sister was saying. "It sounds like your noise, too."
"Well, there's nothing so very curious about this noise," laughed Mrs. Thompson. "That's only my husband playing on the big horn he used to blow when he was in the band. He hasn't used it much for years, and can't blow it as well as he used to. But that's what the noise is. Every once in a while he takes a notion and goes up into the attic and blows on the horn. I imagine he did it this time to amuse you children. I'll ask him.
"Jabez!" she called up the stairs that led to the small second story of the house. "Jabez! Is that you blowing the old bass horn?"