Soviet Scientists (Visit) Mr. Sproat asked the Lord Privy Seal what consultations there were between his Department and the United Kingdom Atomic Energy Authority regarding the visit of five Soviet scientists to Dounreay; what advice his Department gave to the authority; whether ministerial authority was given for the visit to go ahead, in the light of the Government's reaction to the Soviet invasion of clusive of duty and taxes, for the principal petroleum products between the year 1973, the earliest for which data is available, and Q3 1979.Figures for oil products selling values comparable to those shown in Table 1 are not available for France and Germany. However, since Q1 1977 the EEC has compiled for each member country estimates of net sales proceeds in national currencies. These figures have been converted to their sterling equivalent and are shown in Table 2.Afghanistan and in particular the recommendation to curb contacts and exchange of scientific information; and if he will make a statement. Mr. Blaker Following the invasion of Afghanistan, our policy is to avoid high level and ministerial contacts with the Soviet Union for the time being. Other working contacts and visits where there is a clear British interest may continue. The United Kingdom Atomic Energy Authority sought advice from the Foreign and Commonwealth Office before confirming arrangements for the visit of this Soviet delegation of experts. The Foreign and Commonwealth Office was satisfied that the proposed visit would meet the above criteria.