Memo from J. K. Gustafson to Carroll L. Wilson, both of the US Atomic Energy Commission, regarding a conversation Anton Gray had with General Smuts, the fourth prime minister of South Africa, about South Africa's uranium development and its effect on relations with the US and the UK.

UK Ambassador to South Africa Sir David Scott conveys the text of a letter he sent to South African Defense Minister P. W. Botha about UK concern that South Africa is developing a nuclear weapon.

H.M.S. Reid sends instructions to the UK Embassy in Pretoria in preparation for a meeting with South African Secretary for Foreign Affairs Brand Fourie. Reid informs them that the Prime Minister wishes to send his concerns about the possibility of South Africa exploding a nuclear device.

Memorandum on UK position at Lagos Conference on Apartheid about Soviet allegations of South African nuclear weapons development.

Report on status of Armscor trading with the United States, in the wake of pending trade restrictions, and with the United Kingdom.

South African Cabinet memorandum discussing the potential for nuclear cooperation and technology assistance from various friendly countries, including the United States, Great Britain, and the Netherlands.