 Closer inspection of the later blocking in of this extension suggests that the blocking in of this window extension occurred at some time in the 20th century.Work is still on going in this room and more evidence will come to light as work progresses.So far, the archaeological results at Llanelly House have not only been extremely exciting, having revealed much of the form and character of the 17th-century house and potentially parts of the 16th-century and even Tudor house, but the appearance of and good preservation of the 17th-century floor surfaces, particularly the extent of cobbled surfaces, have also been very unexpected.