Harry Truman actually said...
Whereas, I, Harry S. Truman, president of the United States of America, determine that the application of each of the concessions provided for in part I of schedule XX of said general agreement which were withheld from application in accordance with article XXVII of said general agreement by said proclamation of December 16, 1947 as are identified in the following list is required or appropriate to carry out, on and after March 16, 1949, said trade agreement specified in the 1st recital of this proclamation:
03/07/1949