A long tree-lined drive leads to the Colonial Stone house, which was built in 1748 and enlarged in 1884 creating an all stone 4,774 square foot mansion. The house sits on 17.5 acres with a stream running through the length of the property, a waterfall and a large springhouse. Elegant Living Room with fireplace (22'x17'). Den originally part of the 18th century homestead has a large stone fireplace (opening 6' x 4' 4"). Front door has Colonial style strap hinges and bullet glass inserts along top and opens into the large foyer with staircase to second floor. Colonial style hardware throughout. Hardwood floors. Kitchen and bathrooms circa 1970ies. Master suite includes separate his and her baths as well as a very large sitting-office area (22' x 11"). Large playroom (29' x 17') on lower level has bluestone floor and fireplace and is reached from glassed in sun porch (29' x 12'). Stone terraces have beautiful vistas of lawn and woods. Patio along front of house faces a large lawn to right of driveway. Glass enclosed porch and terrace overlook large lawn in backyard. Reinforced concrete swimming pool(1940)and pool house need work. Lighted asphalt tennis court (1960) needs restoration. 17 minutes to King of Prussia Mall and 202-corridor; three minutes to newly opened Albert Einstein Hospital. To be sold by an Estate. SUBDIVIDABLE.