| Show Czech Envoy Demands Wallace Retraction PRAGUE March 17 UP UP- UP United States Ambassador Lawrence Lawrence Lawrence Law Law- Law Law- rence A. A Wednesday demanded demanded demanded de de- de- de a r retraction tra and apology from Henry A. A Wallace for his reckless charge that provoked the Communist coup in Czechoslovakia Wallace mad the charge ag against I at t a a. a p press ess conference I in New York Monday He said I issued a statement calculated cal cal- to aid th the rightist r cause ause Just before the resignation of non Communist non ministers thereby hoping to precipitate ate a crisis |