Hi Rob, the parish records for Builth, Brecknockshire, read:
1774 - Morgan, son of Lewis Lewis, tanner, was baptised April 20th 1774
1777 - David, son of Lewis Lewis, tanner, was buried Nov 19th 1777
1781 - Lewis, son of Lewis Lewis, tanner, was baptised February 10th 1781
1782 - Lewis, son of Lewis Lewis, tanner, was buried June 23rd 1782
1784 - Lewis, son of Lewis Lewis, tanner, and Anne his wife, was baptised July 12th 1784.
1797 - September 22nd - Mrs Lewis, wife of Mr Lewis, tanner, senior, buried
1804 - Lewis Lewis, esquire, was buried August 29th
Hope this helps fit pieces together
Mar