EXHIBIT 24 POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Verne G. Istock, Thomas H. Jeffs II, Scott P. Marks, Jr., David J. Vitale, Sherman I. Goldberg, Robert A. Rosholt and M. Eileen Kennedy, jointly and severally, his attorney-in-fact, each with power of substitution, for him in any and all capacities to sign a Registration Statement on Form S-3 relating to securities (including, but not limited to, preferred securities and subordinated notes) to be issued or guaranteed by First Chicago NBD Corporation (the "Corporation") and any amendments thereto (including any post-effective amendments) and any subsequent registration statement filed by the Corporation pursuant to Rule 462(b) of the Securities Act of 1933, and to file the same, with exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission hereby ratifying and confirming all that each of said attorneys-in-fact, or his substitute or substitutes, may do or cause to be done by virtue hereof. SIGNATURES TITLE ---------- ----- /s/ Terence E. Adderley Director - ------------------------------------- TERENCE E. ADDERLEY /s/ James K. Baker Director - ------------------------------------- JAMES K. BAKER /s/ John H. Bryan Director - ------------------------------------- JOHN H. BRYAN /s/ Siegfried Buschmann Director - ------------------------------------- SIEGFRIED BUSCHMANN /s/ James S. Crown Director - ------------------------------------- JAMES S. CROWN /s/ Maureen A. Fay, O.P. Director - ------------------------------------- MAUREEN A. FAY, O.P. /s/ Charles T. Fisher III Director - ------------------------------------- CHARLES T. FISHER III /s/ Donald V. Fites Director - ------------------------------------- DONALD V. FITES SIGNATURES TITLE ---------- ----- /s/ Verne G. Istock Director and - ------------------------------------- Principal Executive VERNE G. ISTOCK Officer /s/ Thomas H. Jeffs II Director - ------------------------------------- THOMAS H. JEFFS II /s/ Richard A. Manoogian Director - ------------------------------------- RICHARD A. MANOOGIAN /s/ Scott P. Marks, Jr. Director - ------------------------------------- SCOTT P. MARKS /s/ William T. McCormick, Jr. Director - ------------------------------------- WILLIAM T. MCCORMICK, JR. /s/ Earl L. Neal Director - ------------------------------------- EARL L. NEAL /s/ James J. O'Connor Director - ------------------------------------- JAMES J. O'CONNOR /s/ Thomas E. Reilly, Jr. Director - ------------------------------------- THOMAS E. REILLY, JR. /s/ Patrick G. Ryan Director - ------------------------------------- PATRICK G. RYAN /s/ Adele Simmons Director - ------------------------------------- ADELE SIMMONS /s/ Richard L. Thomas Director - ------------------------------------- RICHARD L. THOMAS SIGNATURES TITLE ---------- ----- /s/ David J. Vitale Director - ------------------------------------- DAVID J. VITALE /s/ William J. Roberts Principal Accounting - ------------------------------------- Officer WILLIAM J. ROBERTS /s/ Robert A. Rosholt Principal Financial - ------------------------------------- Officer ROBERT A. ROSHOLT Dated: November 5, 1996