TIMELINE
CHRONOLOGIE
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
PERIODICALS - PÉRIODIQUES
News on the DOT
January-February 1963 - March-April 1963 - May-June 1963
July-August 1963 - September-October 1963 - November-December 1963
James E. Kitchin