SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G
                                 (Rule 13d-102)

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
           TO RULES 13d-1(b),(c), AND (d) AND AMENDMENTS THERETO FILED
                            PURSUANT TO RULE 13d-2(b)
                               (Amendment No. 7)*


                        Wausau Mosinee Paper Corporation
 -------------------------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
 -------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                   943315-101
 -------------------------------------------------------------------------------
                                 (CUSIP Number)

                                December 31, 2004
 -------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

 Check the appropriate box to designate the rule pursuant to which this Schedule
 is filed:

          [X] Rule 13d-1(b) [_] Rule 13d-(c) [_] Rule 13d-1(d)

----------
*    The remainder of this cover page shall be filled out for a reporting
     person's initial filing on this form with respect to the subject class of
     securities, and for any subsequent amendment containing information which
     would alter the disclosures provided in a prior cover page.

     The information required in the remainder of this cover page shall not be
     deemed to be "filed" for the purpose of Section 18 of the Securities
     Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of
     that section of the Act but shall be subject to all other provisions of the
     Act (however, see the Notes).




--------------------------------------------------------------------------------
CUSIP No. 943315-101                   13G                    Page 2 of 7 Pages
--------------------------------------------------------------------------------
1. NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

     Wilmington Trust Corporation
--------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a) [X] (b) [_]
--------------------------------------------------------------------------------
3. SEC USE ONLY

--------------------------------------------------------------------------------
4. CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware corporation
--------------------------------------------------------------------------------
NUMBER OF         5.   SOLE VOTING POWER                      7,194,185
SHARES            ______________________________________________________________
BENEFICIALLY      6.   SHARED VOTING POWER                    0
OWNED BY          ______________________________________________________________
EACH              7.   SOLE DISPOSITIVE POWER                 7,194,185
REPORTING         ______________________________________________________________
PERSON            8.   SHARED DISPOSITIVE POWER               0
WITH:
--------------------------------------------------------------------------------
9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
                  7,194,185
--------------------------------------------------------------------------------
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*   [_]
                  N/A
--------------------------------------------------------------------------------
11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  13.9%
--------------------------------------------------------------------------
12. TYPE OF REPORTING PERSON*

                  HC
------------------------------------------------------------------------------
* SEE INSTRUCTION BEFORE FILLING OUT!



--------------------------------------------------------------------------------
CUSIP No. 943315-101                   13G                    Page 3 of 7 Pages
--------------------------------------------------------------------------------
1. NAME OF REPORTING PERSONS
     I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

          Wilmington Trust Company
--------------------------------------------------------------------------------
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                                 (a) [X] (b) [_]
--------------------------------------------------------------------------------
3. SEC USE ONLY

--------------------------------------------------------------------------------
4. CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware banking corporation
--------------------------------------------------------------------------------
  NUMBER OF       5.   SOLE VOTING POWER                      7,194,185
   SHARES         ______________________________________________________________
BENEFICIALLY      6.   SHARED VOTING POWER                    0
  OWNED BY        ______________________________________________________________
    EACH          7.   SOLE DISPOSITIVE POWER                 7,194,185
  REPORTING       ______________________________________________________________
   PERSON         8.   SHARED DISPOSITIVE POWER               0
     WITH:
--------------------------------------------------------------------------------
9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
                    7,194,185
--------------------------------------------------------------------------------
10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*    [_]
                  N/A
--------------------------------------------------------------------------------
11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                    13.9%
--------------------------------------------------------------------------------
12. TYPE OF REPORTING PERSON*

                    BK
--------------------------------------------------------------------------------
* SEE INSTRUCTION BEFORE FILLING OUT!




--------------------------------------------------------------------------------
CUSIP No. 943315-101                  13G                      Page 4 of 7 Pages
--------------------------------------------------------------------------------
Item 1(a).  Name of Issuer:

            Wausau Mosinee Paper Corporation
--------------------------------------------------------------------------------
Item 1(b).  Address of Issuer's Principal Executive Offices:

            100 Paper Place
            Mosinee, WI  54455
--------------------------------------------------------------------------------
Item 2(a).  Name of Person Filing:

            Wilmington Trust Corporation
            Wilmington Trust Company
--------------------------------------------------------------------------------
Item 2(b).  Address of Principal Business Office, or if None, Residence:

            1100 North Market Street
            Wilmington, DE  19890
--------------------------------------------------------------------------------
Item 2(c).  Citizenship:

            Wilmington Trust Corporation is a Delaware corporation; Wilmington
            Trust Company is a Delaware banking corporation.
--------------------------------------------------------------------------------
Item 2(d).  Title of Class of Securities:

            Common Stock
--------------------------------------------------------------------------------
Item 2(e).  CUSIP Number:

            943315-101
--------------------------------------------------------------------------------
Item 3.     If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b)or
            (c), Check Whether the Person Filing is a:

     (a) [_] Broker or dealer registered under Section 15 of the Exchange Act.

     (b) [X] Bank as defined in Section 3(a)(6) of the Exchange Act.

             Wilmington Trust Company is a Bank and is a direct, wholly-owned
             subsidiary of Wilmington Trust Corporation.




--------------------------------------------------------------------------------
CUSIP No. 943315-101                  13G                      Page 5 of 7 Pages
--------------------------------------------------------------------------------

     (c) [_] Insurance company as defined in Section 3(a)(19) of the Exchange
             Act.

     (d) [_] Investment company registered under Section 8 of the Investment 
             Company Act.

     (e) [_] An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

     (f) [_] An employee benefit plan or endowment fund in accordance with
               Rule 13d-1(b)(1)(ii)(F);

     (g) [X] A parent holding company or control person in accordance with
             Rule 13d-1(b)(1)(ii)(G);

             Wilmington Trust Corporation is a Parent Holding Company.

     (h) [_] A savings association as defined in Section 3(b) of the
             Federal Deposit Insurance Act;

     (i) [_] A church plan that is excluded from the definition of an
             investment company under Section 3(c)(14) of the Investment
             Company Act;

     (j) [X] Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

             Wilmington Trust Corporation and Wilmington Trust Company
             are a Group.

     If this statement is filed pursuant to Rule 13d-1(c), check this box. [_]

Item 4. Ownership.

     Provide the following information regarding the aggregate number and
     percentage of the class of securities of the issuer identified in Item 1.

         (a)      Amount beneficially owned:
                  Wilmington Trust Corporation:      7,194,185
                  Wilmington Trust Company:          7,194,185

         (b)      Percent of class:
                  Wilmington Trust Corporation:      13.9%
                  Wilmington Trust Company:          13.9%




--------------------------------------------------------------------------------
CUSIP No. 943315-101                13G                       Page 6 of 7 pages
--------------------------------------------------------------------------------

         (c)      Number of shares as to which Wilmington Trust Corporation and
                  Wilmington Trust Company have:

                  (i)   Sole power to vote or to direct the vote:
                        7,194,185 Shares
                
                  (ii)  Shared power to vote or to direct the vote:
                        0 Shares

                  (iii) Sole power to dispose or to direct the disposition of:
                        7,194,185 Shares 

                  (iv)  Shared power to dispose or to direct the disposition of:
                        0 Shares

--------------------------------------------------------------------------------
Item 5.  Ownership of Five Percent or Less of a Class.

         If this statement is being filed to report the fact that as of the date
         hereof the reporting person has ceased to be the beneficial owner of
         more than five percent of the class of securities, check the following:
         [-]
--------------------------------------------------------------------------------
Item 6.  Ownership of More Than Five Percent on Behalf of Another Person.

         Not applicable.
--------------------------------------------------------------------------------
Item 7.  Identification and Classification of the Subsidiary Which Acquired the
         Security Being Reported on by the Parent Holding Company.

         Wilmington Trust Company:           BK
--------------------------------------------------------------------------------
Item 8.  Identification and Classification of Members of the Group.

         Wilmington Trust Corporation:       HC
         Wilmington Trust Company:           BK
--------------------------------------------------------------------------------
Item 9.  Notice of Dissolution of Group.

         Not applicable.





--------------------------------------------------------------------------------
CUSIP No. 943315-101                   13G                    Page 7 of 7 Pages
--------------------------------------------------------------------------------
Item 10.  Certifications.

          By signing below I certify that, to the best of my knowledge and
          belief, the securities referred to above were acquired and are held in
          the ordinary course of business and were not acquired and are not held
          for the purpose of or with the effect of changing or influencing the
          control of the issuer of the securities and were not acquired and are
          not held in connection with or as a participant in any transaction
          having that purpose or effect.

     After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

February 9, 2005                    WILMINGTON TRUST CORPORATION
                                    WILMINGTON TRUST COMPANY


                                    By: s/Michael A. DiGregorio
                                        --------------------------------
                                    Michael A. DiGregorio
                                    Senior Vice President and Secretary


Note. Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d-7(b) for other
parties for whom copies are to be sent.

Attention. Intentional misstatements or omissions of fact constitute federal
criminal violations (see 18 U.S.C. 1001).