0000005272-06-000028.hdr.sgml : 20060119 20060119174635 0000005272-06-000028 4 1 20060118 20060119 20060119 WILLUMSTAD ROBERT B 0001225708 4 34 001-08787 06539049 CITIGROUP INC/CORP LAW DEPT 425 PARK AVE 2ND FL NEW YORK NY 10043 AMERICAN INTERNATIONAL GROUP INC 0000005272 6331 132592361 DE 1231 70 PINE ST NEW YORK NY 10270 2127707000 70 PINE STREET NEW YORK NY 10270 AMERICAN INTERNATIONAL ENTERPRISES INC 19700507