Sounds a bit strange to me, I shall see if I can find a picture--have looked on his website, but can't see anything which looks like that age. Ours was built in the late 1840s, most of the ones before ours were as you say cottages for the fishermen and miners.
Just read Dave's post-- he beat me to it , so Yes I know it well, on the corner of Tyn-y Maes Hill.