Sir Evan Williams (Bart), Thomas Evans, Sir David Richard Llewellyn (Bart) (Trustees for the Executive Board constituted under the South Wales District (Coal Mines) Scheme 1930) v Crumlin Valley Collieries Ltd
Mines – Coal mines – Regulation by quota – Excess of sum of export and inland supply over
output quota – Coal Mines Act 1930 (c 34).
