0000895421-01-000041 SC 13G/A 2 20010207 MORGAN STANLEY DEAN WITTER & CO CALPINE CORP 0000916457 4911 770212977 DE 1231 SC 13G/A 34 005-48317 1527427 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 MORGAN STANLEY DEAN WITTER & CO 0000895421 6199 363145972 DE 1130 SC 13G/A 1585 BROADWAY NEW YORK NY 10036 2127614000 1585 BROADWAY 38TH FLOOR NEW YORK NY 10036 DEAN WITTER DISCOVER & CO 19960315 SC 13G/A 1 0001.txt AMENDMENT FILING EX-99 2 0002.txt SECRETARY'S CERTIFICATE