EXHIBIT 24 POWERS OF ATTORNEY THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director and the principal executive officer of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director and the principal executive officer of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ H. Leighton Steward _____________________________ H. Leighton Steward THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Robert E. Howson _____________________________ Robert E. Howson THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Eamon M. Kelly _____________________________ Eamon M. Kelly THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Kenneth W. Orce _____________________________ Kenneth W. Orce THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Victor A. Rice _____________________________ Victor A. Rice THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ John F. Schwarz _____________________________ John F. Schwarz THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Orin R. Smith _____________________________ Orin R. Smith THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in her capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, her true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in her name, place, and stead, in her capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Carroll W. Suggs _____________________________ Carroll W. Suggs THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Arthur R. Taylor _____________________________ Arthur R. Taylor THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ W. R. Timken, Jr. _____________________________ W. R. Timken, Jr. THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as a director of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as a director of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Carlisle A. H. Trost _____________________________ Carlisle A.H. Trost THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as the principal financial officer of The Louisiana Land and Exploration Company hereby appoints Frederick J. Plaeger, II and James N. Wood, Jr. and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as the principal financial officer of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Louis A. Raspino, Jr. _____________________________ Louis A. Raspino, Jr. THE LOUISIANA LAND AND EXPLORATION COMPANY POWER OF ATTORNEY WHEREAS, The Louisiana Land and Exploration Company intends to file with the Securities and Exchange Commission under the Securities Exchange Act of 1934, as amended, an Annual Report on Form 10-K; NOW, THEREFORE, the undersigned in his capacity as the principal accounting officer of The Louisiana Land and Exploration Company hereby appoints Louis A. Raspino, Jr. and Frederick J. Plaeger, II and each of them severally, his true and lawful attorneys or attorney with power to act with or without the other and with full power of substitution and resubstitution, to execute in his name, place, and stead, in his capacity as the principal accounting officer of The Louisiana Land and Exploration Company, said Annual Report on Form 10-K and any and all amendments thereto and all instruments necessary or incidental in connection therewith, and to file or cause to be filed the same with the Securities and Exchange Commission. Each of said attorneys shall have full power and authority to do and perform in the name and on behalf of the undersigned, in any and all capacities, every act whatsoever necessary or desirable to be done in the premises, as fully to all intents and purposes as the undersigned might or could do in person. The undersigned hereby ratifies and approves the acts of said attorneys and each of them. IN WITNESS WHEREOF, the undersigned has executed this instrument this 14th day of March, 1997. /s/ Jerry D. Carlisle _____________________________ Jerry D. Carlisle