8. Mr. W. Joseph Stewartasked the Secretary for Mines the number of mechanical coal conveyors in operation in the mines of the county of Durham during 1930, 1935 and 1941, respectively?
§ Mr. GrenfellThe number of mechanical conveyors and loaders in use at mines under the Coal Mines Act in Durham during the years 1930, 1935 and 1940 were 319, 515 and 648 respectively. Particulars for the year 1941 are not yet available.