Exhibit 24


                     POWER OF ATTORNEY OF LOUIS V. GERSTNER, JR.



    KNOW ALL PERSONS BY THESE PRESENTS, that I, Louis V. Gerstner, Jr.,
Chairman of the Board of Directors and Chief Executive Officer of International
Business Machines Corporation, a New York corporation (the "Corporation"), which
is to file with the Securities and Exchange Commission (the "SEC"), Washington,
D.C., under the provisions of the Securities Act of 1933 one or more
Registration Statements on Form S-8, or other appropriate Form, for up to
$300,000,000 of additional obligations of the Corporation under the IBM Extended
Tax Deferred Savings Plan (the "Plan"), together with Plan interests, hereby
constitute and appoint Lawrence R. Ricciardi, G. Richard Thoman, Jeffrey D.
Serkes, John R. Joyce and John E. Hickey, and each of them, my true and lawful
attorneys-in-fact and agents, with full power to act, together or each without
the others, for me and in my name, place and stead, in any and all capacities,
to sign, or cause to be signed electronically, any and all of said Registration
Statements and any and all amendments to the aforementioned Registration
Statements and to file said Registration Statements and amendments thereto so
signed with all exhibits thereto, as well as to prepare, execute and file any
and all other documents in connection with such Plan with the SEC, all state
securities authorities under the Blue Sky and securities laws of the States of
the United States of America, and the New York Stock Exchange (and other stock
exchanges), hereby granting unto said attorneys-in-fact and agents, and each of
them, full power and authority to do and perform any and all acts and things
requisite and necessary to be done in and about the premises, as fully to all
intents and purposes as I might or could do in person, hereby ratifying and
confirming all that said attorneys-in-fact and agents, or any of them may
lawfully do or cause to be done by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                             /s/ Louis V. Gerstner, Jr.
                             --------------------------
                             Chairman of the Board of
                             Directors and
                             Chief Executive Officer



                                                            Exhibit 24

                        POWER OF ATTORNEY OF G. RICHARD THOMAN

    KNOW ALL PERSONS BY THESE PRESENTS, that I, G. Richard Thoman, Senior Vice
President and Chief Financial Officer of International Business Machines
Corporation, a New York corporation (the "Corporation"), which is to file with
the Securities and Exchange Commission (the "SEC"), Washington, D.C., under the
provisions of the Securities Act of 1933 one or more Registration Statements on
Form S-8, or other appropriate Form, for up to $300,000,000 of additional
obligations of the Corporation under the IBM Extended Tax Deferred Savings Plan
(the "Plan"), together with Plan interests, hereby constitute and appoint Louis
V. Gerstner, Jr., Lawrence R. Ricciardi, Jeffrey D. Serkes, John R. Joyce and
John E. Hickey, and each of them, my true and lawful attorneys-in-fact and
agents, with full power to act, together or each without the others, for me and
in my name, place and stead, in any and all capacities, to sign, or cause to be
signed electronically, any and all of said Registration Statements and any and
all amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.


                             /s/ G. Richard Thoman
                             ---------------------
                             Senior Vice President and
                             Chief Financial Officer


                                                                Exhibit 24

                          POWER OF ATTORNEY OF JOHN R. JOYCE

    KNOW ALL PERSONS BY THESE PRESENTS, that I, John R. Joyce, Vice President
and Controller of International Business Machines Corporation, a New York
corporation (the "Corporation"), which is to file with the Securities and
Exchange Commission (the "SEC"), Washington, D.C., under the provisions of the
Securities Act of 1933 one or more Registration Statements on Form S-8, or other
appropriate Form, for up to $300,000,000 of additional obligations of the
Corporation under the IBM Extended Tax Deferred Savings Plan (the "Plan"),
together with Plan interests, hereby constitute and appoint Louis V. Gerstner,
Jr., Lawrence R. Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/John R. Joyce
                                  ----------------
                                  Vice President and
                                  Controller





                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR



    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.



                                  /s/ Cathleen Black
                                  -------------------
                                  Director



                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/ Harold Brown
                                  ----------------
                                  Director



                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/Juergen Dormann
                                  ------------------
                                  Director



                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR

    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                             /s/Nannerl O. Keohane
                             ---------------------
                             Director




                                                                Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.





                             /s/ Charles F. Knight
                             ---------------------
                             Director


                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/ Lucio A. Noto
                                  -----------------
                                  Director


                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/ John B. Slaughter
                                  ---------------------
                                  Director



                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/ Alex J. Trotman
                                  -------------------
                                  Director



                                                           Exhibit 24

                          POWER OF ATTORNEY OF IBM DIRECTOR


    KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned, a director of
International Business Machines Corporation, a New York corporation (the
"Corporation"), which is to file with the Securities and Exchange Commission
(the "SEC"), Washington, D.C., under the provisions of the Securities Act of
1933 one or more Registration Statements on Form S-8, or other appropriate Form,
for up to $300,000,000 of additional obligations of the Corporation under the
IBM Extended Tax Deferred Savings Plan (the "Plan"), together with Plan
interests, hereby constitute and appoint Louis V. Gerstner, Jr., Lawrence R.
Ricciardi, G. Richard Thoman, Jeffrey D. Serkes, John R. Joyce and John E.
Hickey, and each of them, my true and lawful attorneys-in-fact and agents, with
full power to act, together or each without the others, for me and in my name,
place and stead, in any and all capacities, to sign, or cause to be signed
electronically, any and all of said Registration Statements and any and all
amendments to the aforementioned Registration Statements and to file said
Registration Statements and amendments thereto so signed with all exhibits
thereto, as well as to prepare, execute and file any and all other documents in
connection with such Plan with the SEC, all state securities authorities under
the Blue Sky and securities laws of the States of the United States of America,
and the New York Stock Exchange (and other stock exchanges), hereby granting
unto said attorneys-in-fact and agents, and each of them, full power and
authority to do and perform any and all acts and things requisite and necessary
to be done in and about the premises, as fully to all intents and purposes as I
might or could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any of them may lawfully do or cause to be done
by virtue hereof.

    IN WITNESS WHEREOF, I, the undersigned, have executed this Power of
Attorney as of this 25th day of February 1997.




                                  /s/ Charles M. Vest
                                  -------------------
                                  Director