Exhibit 24 POWER OF ATTORNEY I, the undersigned Director and/or Officer of Rockwell International Corporation, a Delaware corporation (the Company), hereby constitute WILLIAM J. CALISE, JR., EDWARD T. MOEN, II and PETER R. KOLYER, and each of them singly, my true and lawful attorneys with full power to them and each of them to sign for me, and in my name and in the capacity or capacities indicated below, a Registration Statement and any and all amendments (including post-effective amendments) and supplements thereto, for the purpose of registering under the Securities Act of 1933, as amended, securities to be sold pursuant to the Company's Retirement Savings Plan for Represented Hourly Employees. Signature Title Date - --------- ----- ---- /s/ Don H. Davis, Jr. Chairman of the Board September 1, 1999 - ------------------------------ and Chief Executive Don H. Davis, Jr. Officer (principal executive officer) /s/ George L. Argyros Director September 1, 1999 - ------------------------------ George L. Argyros /s/ Donald R. Beall Director September 1, 1999 - ------------------------------ Donald R. Beall /s/ William H. Gray, III Director September 1, 1999 - ------------------------------ William H. Gray, III /s/ James Clayburn LaForce, Jr. Director September 1, 1999 - ------------------------------ James Clayburn LaForce, Jr. /s/ William T. McCormick, Jr. Director September 1, 1999 - ------------------------------ William T. McCormick, Jr. -2- /s/ John D. Nichols Director September 1, 1999 - ------------------------------ John D. Nichols /s/ Bruce M. Rockwell Director September 1, 1999 - ------------------------------ Bruce M. Rockwell /s/ Robert B. Shapiro Director September 1, 1999 - ------------------------------ Robert B. Shapiro /s/ William S. Sneath Director September 1, 1999 - ------------------------------ William S. Sneath /s/ Joseph F. Toot, Jr. Director September 1, 1999 - ------------------------------ Joseph F. Toot, Jr. /s/ W. Michael Barnes Senior Vice President, September 1, 1999 - ------------------------------ Finance & Planning and W. Michael Barnes Chief Financial Officer (principal financial officer) /s/ William E. Sanders Vice President and September 1, 1999 - ------------------------------ Controller (principal William E. Sanders accounting officer)