0000893838-97-000134 8-K 3 19970728 5 7 19970818 NYSE AES CORPORATION 0000874761 4991 541163725 DE 1231 8-K 34 001-12291 97665764 1001 N 19TH ST STE 2000 ARLINGTON VA 22209 7035221315 8-K 1 000089383897000134-001-seq1-8-k.txt FORM 8-K EX-4 2 000089383897000134-002-seq2-ex-4.txt EXHIBIT 4.1 EX-20 3 000089383897000134-003-seq3-ex-20.txt EXHIBIT 20