EXHIBIT 4(f) SECOND SUPPLEMENTAL INDENTURE SECOND SUPPLEMENTAL INDENTURE, dated as of November 15, 1998 (this "Second Supplemental Indenture"), between NorthWestern Corporation, a Delaware corporation (the "Company"), and The Chase Manhattan Bank, as...Second Supplemental Indenture • December 3rd, 1998 • Northwestern Capital Financing I • New York
ARTICLE II TRUST INDENTURE ACTPreferred Securities Guarantee Agreement • December 3rd, 1998 • Northwestern Capital Financing I • New York
