Correspondence with Donald Chamberlain (Ministry of Defence), copies of handwritten notes, papers by Chamberlain regarding East European defence expenditures, the Yugoslavian arms industry, Yugoslavia, the Romanian armaments industry, Romania, Poland, Czechoslovakia, Hungary, Albania, Bulgaria, East Germany and the German Democratic Republic, copy of 'Some general aspects of the military economic scene – 1945-1975’ by Donald Chamberlain, papers ‘Economic and political aspects of the…