sentences:  He was on familiar terms with George Washington, Benjamin Franklin, and Robert Morris, and several entries in General Washington's diary, during the sittings of the convention to frame the United States Constitution, tell of engagements to dine with Mr. Ross at his country place, Grange Farm or the Grange, named after the home of Lafayette.This farm was located on the old Haverford Road near Frankford in Delaware County, Pennsylvania.He bought the property, formerly called Clifton Hall, from his father-in-law, Capt.