W I T N E S S E T H:First Supplemental Indenture • March 11th, 1999 • Kerr McGee Corp • Crude petroleum & natural gas • New York
Exhibit 4.2 SECOND SUPPLEMENTAL INDENTURE This SECOND SUPPLEMENTAL INDENTURE, dated as of February 26, 1999 (this "Second Supplemental Indenture"), is among ORYX ENERGY COMPANY, a Delaware corporation (the "Company"), KERR-MCGEE CORPORATION, a...Second Supplemental Indenture • March 11th, 1999 • Kerr McGee Corp • Crude petroleum & natural gas • New York
