Explore "The Secret of the Old Mill" by Franklin W. Dixon on Textopian. Read with annotations and highlights.
"When? " asked the Hardy boys quickly, in response to their father's announcement of Paul Blum's escape.
"Just a few minutes ago. At least that was when they discovered it. He managed to get out into the jail yard for some exercise, and in some way the guard's attention was distracted. Blum piled up a couple of old boxes against the wall and was over before anyone saw him."