HC Deb 11 July 1956 vol 556 c24W
16. Mr. Harold Davies

asked the Postmaster-General how many parcels and letters were opened in 1954–55 and 1955–56 in obedience to the express warrant in writing of a Secretary of State acting on behalf of the President of the Board of Trade as permitted under Section 58, subsection (1) of the Post Office Act, 1953.

17. Mr. Usborne

asked the Postmaster-General whether, in the last five years, the number of private letters opened under instructions by the Home Office has increased or decreased, and by how much per cent.

Dr. Hill

To give the information sought would not be in the public interest.