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.

UK Embassy in Pretoria reports on South African President Vorster’s remarks on nuclear matters to ABC television.

Mallaby outlines the UK position on South African accession to the Non-Proliferation Treaty.

Extract from a speech during which South African Prime Minister Vorster discusses Soviet allegations that South Africa has developed a nuclear bomb.

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

J.S. Wall of the UK Foreign and Commonweath Office reports on a conversation with David Aaron of the US National Security Council on concerns about South Africa's possible nuclear testing facility in the Kalahari desert.