This is reviewed in the guide Ancient Halls in & about Halifax Clay House, West Vale Rochdale Road, Greetland See Clay House, Greetland Clay's: J. S. Clay & Sons Woollen and worsted suppliers at Rastrick In 10/1892, the small business was converted into a minimal liability corporation Clay's: J. T. Clay & Sons Limited Worsted spinner and woollen company of Crowtrees Mill, Rastrick.