HC Deb 22 July 1969 vol 787 c331W
Mr. Dudley Smith

asked the Chancellor of the Exchequer whether the practice of the Customs and Excise authorities of tracing clients of bookmakers by inspecting bookmakers' records and then interviewing those clients and asking them to give details of the bets they have legally transacted, is followed with his authority.

Mr. Harold Lever

Yes.