 In 1881 Frank Ash Yeo, Chairman of the Swansea Harbour Trust, added the dining room to the east of Dillwyn’s entrance hall.Richard Glynn Vivian, an art lover from the Vivian family who gave the Glynn Vivian Art Gallery to Swansea, bought the Hall in 1898 as his home.He added the balconies and masks of Italian marble, laid out the ornamental gardens and installed the gazebo tower on the roof.