 In 1903, he purchased land and the 1879 row house that occupied it at 15 East 67th Street in New York City for $235,000.He and his wife then hired noted architect, Ernest Flagg, who had designed the Singer Building and the Corcoran Gallery, to design their townhouse, which was built in 1904.In 1907, after the death of Matilda W. White (née Bishop), his aunt and the widow of Joseph Moss White who some said was deranged, Bishop was named trustee of her estate, valued at $3,546,558.