21. Radyr Weir was built in 1774 to divert water into a leat to the Melingriffith Tin Plate Works. 22. The bill was passed to a mills could be erected and operated on the banks of the leat . 23. The historic Trenear tin stamping mill and its leat , and some riverside meadows were acquired in 1974. 24. In his two first-class matches, Leat batted in the lower order and did not bowl. 25. The watermill was demolished in the 20th century but traces of its foundations, leat and mill pond survive. 26. You really need at leat ten millions to really be safe from work for the rest of your life. 27. It purchased the fields, which are next to the riverside walk along the leat , for ?1, 500. 28. Evidences of medieval exploitation are preserved also at Copa hill were small parts of a leat system came to light. 29. The knight's answer was remembered but can only be rendered here by algebraic symbols : " Gread leat . 30. At leat this is my POW, where the contribution is far more important than where does it come from ).