§ 20. Mr. Prydeasked the Minister of Fuel and Power what progress has been made with the opencast boring operations in the Rosewell-Auchendinny area of Midlothian; what seams have been proved; and what is the thickness of such seams and the depth at which they lie.
§ Mr. Geoffrey LloydAbout half a million tons of coal have been proved or partly proved in five seams. They vary in thickness from 15 inches to 4 feet and they lie at depths of from 10 to 100 feet.