At the end of his life , Frelinghuysen was living in Far Hills , New Jersey .
At the end of his life , Frelinghuysen died of pneumonia on January 8 , 2005 in Morristown , New Jersey .
At the end of his life , Frelinghuysen was living in Far Hills , New Jersey and died of pneumonia on January 8 , 2005 in Morristown , New Jersey .