BR hopes that he will take part in the demonstration of September 9. "I am writing to you because of the great respect which I feel for various pronouncements of yours in the cause of peace. As you no doubt know, the Committee of 100, of which I am President, is endeavouring to create in this country a mass movement against the preparations for nuclear war. ... We are preparing a demonstration of mass civil disobedience on September 9 outside the Air Ministry in London."