In 1909, "Norwood Hall," which was a
25-room mansion on an
18-acre estate, was purchased for $175,000 by Jacob Disston,
one of the heirs to the Henry Disston & Sons saw-manufacturing
fortune. After that, the Gothic structure was also known as
"Disston's
Castle."
See Hotchkin, "Germantown, Mount Airy, and Chestnut Hill," pp. 458-462.
See Keels and Jarvis,"Chestnut Hill," pps. 56 and 62.