<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC): POWER OF ATTORNEY
<TEXT>
POWER OF ATTORNEY


	Know all by these presents, that the undersigned hereby constitutes
and appoints each of Jack J. Cleland, Vincent P. Hatton, Denise A. Hauselt,
Linda E. Jolly, Mark S. Rogus and R. Tony Tripeny signing singly, his true
and lawful attorney-in-fact to:

(1) execute for and on behalf of the undersigned the application
for EDGAR Form ID that is used to facilitate electronic filings
with the Securities and Exchange Commission;

(2) execute for and on behalf of the undersigned Forms 3, 4 and 5
in accordance with Section 16(a) of the Securities and Exchange
Act of 1934 and the rules thereunder;

(3) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete
the execution of any such Form 3, 4 or 5 and the timely filing of
such form with the United States Securities and Exchange
Commission and any other authority; and

(4) take any other action of any type whatsoever in connection with
the foregoing which, in the opinion of such attorney-in-fact, may
be of benefit to, in the best interest of, or legally required by, the
undersigned, it being understood that the documents executed to
this Power of Attorney shall be in such form and shall contain
such terms and conditions as such attorney-in-fact may approve
in his discretion.

	The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform all and every act and thing whatsoever
requisite, necessary and proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or his substitute or substitutes, shall lawfully do or
cause to be done by virtue of this power of attorney and the right and powers
herein granted.  The undersigned acknowledges that the foregoing attorneys-
in-fact, in serving in such capacity at the request of the undersigned, are
not assuming any of the undersigned?s responsibilities to comply with Section
16 of the Securities Exchange Act of 1934. Unless earlier revoked in a signed
writing, the undersigned grants such power and authority to remain in effect
until such time as he or she is no longer required to file Forms 3, 4 or 5.

	IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 31 day of December, 2012.


							/s/Kevin J. Martin
							    Kevin J. Martin



</TEXT>
</DOCUMENT>
