In 1868 , the last child , Marian , was born ; she would go on to give birth to his grandson Phelps Phelps .
Phelps extensively renovated the old homestead , converting it into one of the most beautiful and celebrated mansions of its time .
In 1868 , the last child , Marian , was born ; she would go on to give birth to his grandson Phelps   .
Phelps extensively renovated the old homestead , converting it into one of the most beautiful and celebrated mansions of its time .