CHAPTER V
THE PROWLER IN THE NIGHT
A few minutes later the professor entered the rooms which he and the two boys had engaged together alone. He found Don and Jim reading some magazines which the hotel management furnished.
“Hello, professor,” greeted Don. “Safely back, eh?”
“We were beginning to think that you had been lost,” smiled Jim, putting down his magazine.
“I was not lost,” returned the professor. “But I have had a most extraordinary adventure.”
“What was it?” they asked, in chorus.
“I came across a very distressing thing,” the teacher continued. “I wonder if you boys will help me? Outside, on a lonely street, I met a young man wandering, and it appears that he has amnesia!”
“Amnesia!” cried Don. “That means loss of memory, doesn’t it?”
“Yes,” answered the professor, seriously. “He could not remember who he was nor where he came from. I questioned him at length, and while he answers rationally enough, he simply cannot remember a thing past a week ago.”
“That surely is tough,” murmured Don. “What did you want us to do?”