7 March 1952 | Belgium | ||
2 July 1952 | Denmark | ||
23 January 1953 | Finland | ||
20 May 1953 | France | ||
5 August 1951 | Italy | ||
13 March 1953 | Portugal | ||
13 July 1953 | South Africa | ||
26 December 1952 | Sweden | ||
18 April 1956 | Turkey | ||
2 September 1953 | USA | ||
16 December 1952 | USSR |