WEST TO DISPATCH TRAINS INTO BERLIN AT MIDNIGHT MAY 11; Clay Sees No Need to Make Any Previous Arrangements With Soviet Authorities U. S. OPPOSES CEREMONIES May Seek Separate Currency for City at Big 4 Session -- Need for Coal Is Stressed TRAINS TO BERLIN PLAN NIGHT START
1st train to leave Helmstedt midnight May 11; Gen Clay doubts need for prior accord with USSR; Allies worried over tech arrangements; supplies to be carried by 1st trains disputed; preparations illus