The old man was discovered during a visit to a mysterious mill said to be haunted, and by the chums' aid Bert Field got what was coming to him.

It was thought best to send Bert to school, and he said he wanted to go to Putnam Hall.
"We'll be glad to have him with us," said Jack, and so it was settled.
Following the encampment had come the regular summer vacation, and the cadets had scattered far and wide, Jack and Pepper going for a cruise around the Great Lakes, and Andy and Dale going to Asbury Park and Atlantic City.

Reff Ritter had started for a summer in the Adirondacks, but unexpected word from home, of which more will be said later, had caused him to give up the outing..