HC Deb 04 December 1952 vol 508 c169W
67. Mr. Swingler

asked the Minister of Labour how many workers in the United Kingdom are in the employment and occupational categories of which he has supplied a list to the War Office because of their special importance in time of war.

Sir W. Monckton

This information is not available and no reasonably accurate figure could be obtained even at the cost of a large expenditure of staff time.