1874 -75 – Aitken, William, brickmaker and builder, Roseknowe Brickwork, Hangingshaw ; house, 18 Calder st. (Govanhill). Below – 13/10/1876 – Roseknowe Brickworks Hangingshaw Cathcart Plant sale Ralston.
18/05/1895 – Glasgow Herald – The following Public Companies were registered in Edinburgh during the past week. The Ralston Brickmaking Company (Limited) – No 2013 – to acquire land on the Estate of Ralston, Paisley and to carry on the business of brick and tile makers. The capital is £10,000 in £10 shares and the subscribers are – A.Logan, coal merchant; J.F Baird, Manager; W.Wilson, manufacturer; J. Robertson, Manufacturer; R.Baird, Manager;R.Morton, Brick builder and A McAllister, Solicitor all in Paisley.