Treaties and other international acts series. 4960. Aviation, application to Land Berlin of agreement of Dec. 11, 1958, relating to certificates of airworthiness for imported aircraft, agreement between United States and Federal Republic of Germany, effected by exchange of notes, dated Bonn and Bonn/Bad Godeiberg, May 24, 1961, and Jan. 23, 1962; [entered Into force Jan. 23, 1962]