POWER OF ATTORNEY

The undersigned appoints A. Robert D. Bailey, Jean F. Geisel, Jurij Z.
Kushner, Efrain Rivera and Robert B. Stiles, or any one of them, his or
her respective true and lawful attorneys and agents, each with full power and
authority to act as such without the other, to sign for and on behalf of the
undersigned any Forms 3, 4, 5 or 144 required to be filed with the Securities
and Exchange Commission pursuant to the Securities Exchange Act of 1934 and
the related rules and regulations thereunder, and any amendment or amendments
thereto, the undersigned hereby ratifying and confirming all that said
attorneys and agents, or either one of them, shall do or cause to be done by
virtue hereof.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, 5 and 144 with respect
to the undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, this instrument has been executed by the undersigned as
of this 23rd day of October, 2007.


/s/ Dipankar Bhattacharjee
(Signature)

Dipankar Bhattacharjee
(Type or Print Name)