1 EXHIBIT 1 KERR-MCGEE CORPORATION $____________ ____% Notes due ____ Underwriting AgreementUnderwriting Agreement • January 4th, 2000 • Kerr McGee Corp • Crude petroleum & natural gas • New York
TO CITIBANK, N.A., AS TRUSTEESecond Supplemental Indenture • January 4th, 2000 • Kerr McGee Corp • Crude petroleum & natural gas • New York
TO CITIBANK, N.A., AS TRUSTEEThird Supplemental Indenture • January 4th, 2000 • Kerr McGee Corp • Crude petroleum & natural gas • New York
