Brickmaking by hand still happened until very recently , by Keymer Tiles ( formerly the Keymer Brick and Tile company ) whose tiles can be found in buildings such as St. James Church , Piccadilly and Manchester Central Station ( now G-Mex ) . Brickmaking by hand was still undertaken until very recently , by Keymer Tiles ( formerly the Keymer Brick and Tile company ) whose tiles can be found in buildings such as St. James Church , Piccadilly and Manchester Central Station ( now G-Mex ) .