Joe, seeing his brother remain where he was, made no move to follow the others, although it was plain that the weird shriek had unnerved him.
"You can stay," flung back Jerry. "I'm not. This place is haunted, and I don't mean maybe!"
The three boys hastened through the doorway out into the hall and lost no time in regaining the front yard. Frank and Joe Hardy listened to their retreating footsteps. Frank shrugged his shoulders.
"I guess it gave them a pretty bad scare," he said to his brother. "We may as well go with them."
"I guess so," replied Joe, greatly relieved. They were alone in the gloomy and deserted old house, and as they stepped into the hallway Joe cast a cautious glance up the stairway. But there was nothing to be seen. The upper floor was veiled in shadow. The house was in silence that seemed even heavier than before.
When the two Hardy boys got outside they found the others waiting for them in the shelter of some trees about a hundred yards from the house. The three were discussing the strange occurrence in excited tones, and when the Hardy boys came up to them Jerry said:
"I don't have to be convinced any further.
