SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                     FORM 15

   Certification and Notice of Termination of Registration under Section 12(g)
  of the Securities Exchange Act of 1934 or Suspension of Duty to File Reports
        Under Section 13 and 15(d) of the Securities Exchange Act of 1934

                        Commission File Number: 000-27878

                             FIRST FINANCIAL, CORP.
             (Exact name of registrant as specified in its charter)

                              180 Washington Street
                              Providence, RI 02903
                                 (401) 421-3600

    (Address, including zip code, and telephone number, including area code,
                  of registrant's principal executive offices)

                     Common Stock, par value $1.00 per share
            (Title of each class of securities covered by this Form)

                                      None
         (Titles of all other classes of securities for which a duty to
               file reports under section 13(a) or 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule  provision(s)
relied upon to terminate or suspend the duty to file reports:

    Rule 12g-4(a)(1)(i)         [X]          Rule 12h-3(b)(1)(ii)        [ ]
    Rule 12g-4(a)(1)(ii)        [ ]          Rule 12h-3(b)(2)(i)         [ ]
    Rule 12g-4(a)(2)(i)         [ ]          Rule 12h-3(b)(2)(ii)        [ ]
    Rule 12g-4(a)(2)(ii)        [ ]          Rule 15d-6                  [ ]
    Rule 12h-3(b)(1)(i)         [ ]

Approximate number of holders of record as of the certification or notice date:

                   Common Stock, par value $1.00 per share: 0

Pursuant to the  requirements  of the  Securities  Exchange  Act of 1934,  First
Financial,  Inc. has caused this certification/notice to be signed on its behalf
by the undersigned duly authorized person.

                               WASHINGTON TRUST BANCORP, INC.,
                               as successor to First Financial, Corp. by merger



                               By:  John C. Warren
                                    --------------------------------------------
                                    Name:  John C. Warren
                                    Title: Chairman and Chief Executive Officer