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                     SECURITIES AND EXCHANGE COMMISSION
                           WASHINGTON, D.C. 20549

                           -----------------------

                                SCHEDULE 13G

                                      
           INFORMATION STATEMENT PURSUANT TO RULES 13d-1 AND 13d-2
                  UNDER THE SECURITIES EXCHANGE ACT OF 1934

                              (AMENDMENT NO. 2)

                            UNIFIRST CORPORATION
- -----------------------------------------------------------------------------
                                (NAME OF ISSUER)

                     Common Stock, par value $.10 per share
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                         (TITLE OF CLASS OF SECURITIES)

                                  904708-10-4
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                                 (CUSIP NUMBER)

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Check the following box if a fee is being paid with this statement /  /.  
(A fee is not required only if the filing person:  (1) has a previous
statement on file reporting beneficial ownership of more than five percent of
the class of securities described in Item 1; and (2) has filed no amendment
subsequent thereto reporting beneficial ownership of five percent or less of
such class.) (See Rule 13d-7).





- -------------------------------------

     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 labilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).

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CUSIP No.   904708-10-4            13G                  PAGE  2  of  5  PAGES  
            -----------                                      ---    ---
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1       NAME OF REPORTING PERSON
        S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

        MARIE CROATTI

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2       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP          (a) /  /
                                                                  (b) /  /
                                                                  

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3       SEC USE ONLY



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4       CITIZENSHIP OR PLACE OR ORGANIZATION

        U.S.A.



- -----------------------------------------------------------------------------
   NUMBER OF            5       SOLE VOTING POWER
        
    SHARES                      1,448,132
                    ---------------------------------------------------------   
 BENEFICIALLY           6       SHARED VOTING POWER

 OWNED BY EACH                   
                    ---------------------------------------------------------   
  REPORTING             7       SOLE DISPOSITIVE POWER

    PERSON                      1,448,132
                    ---------------------------------------------------------   
     WITH               8       SHARED DISPOSITIVE POWER


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9       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
        REPORTING PERSON

        1,448,132
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10      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
        CERTAIN SHARES
                                                        /  /
- -----------------------------------------------------------------------------
11      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

        7.1%
- -----------------------------------------------------------------------------
12      TYPE OF REPORTING PERSON

        IN
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                              Page 2 of 5 pages

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                            (SCHEDULE 13G CONT'D)
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Item 1(a).      Name of Issuer:

                UniFirst Corporation

Item 1(b).      Address of Issuer's Principal Executive Offices:

                68 Jonspin Road
                Wilmington, MA 01887

Item 2(a).      Name of Person Filing:

                Marie Croatti

Item 2(b).      Address of Principal Business Office or, if none, Residence:

                68 Jonspin Road
                Wilmington, MA 01887

Item 2(c).      Citizenship:

                U.S.A.

Item 2(d).      Title of Class of Securities:

                UniFirst Corporation Common Stock, $.10 par value.  See Item 4.

Item 2(e).      CUSIP Number:

                904708-10-4

Item 3.         Not Applicable

Item 4.         Ownership

                Mrs. Croatti owns 1,363,340 shares of Class B Common
                Stock, $.10 par value (the "Class B Shares"), and 84,792
                shares of Common Stock, $.10 par value, of UniFirst
                Corporation.  The Class B Shares are convertible at any time at
                the holder's option into an identical number of shares of
                Common Stock of UniFirst Corporation.  As a result of this
                conversion right, Mrs. Croatti may be deemed to be the
                beneficial owner of the shares of Common Stock into which the
                Class B Shares are convertible, as well as the actual shares of
                Common Stock owned by her, for a total of 1,448,132 shares of
                Common Stock.  The 1,448,132 shares 

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                include 84,792 shares of Common Stock, and 423,168 shares of
                Class B Stock, for a total of 507,960 shares, owned of record by
                Mrs. Croatti as Trustee under several trusts, the beneficiaries
                of which are grandchildren of Aldo Croatti.  Mrs. Croatti
                disclaims any beneficial interest in such shares.  Mrs. Croatti
                individually owns 940,172 shares of Class B Stock.

                (a)     Amount of Common Stock Beneficially Owned:

                        1,448,132 shares

                (b)     Percent of Class (assuming the conversion of all Class B
                        Common Stock into Common Stock):

                        7.1%

                (c)     Number of shares of Common Stock as to which such person
                        has:

                        (i)     sole power to vote or to direct the vote:

                                1,448,132 shares

                        (ii)    shared power to vote or to direct the vote:

                                None

                        (iii)   sole power to dispose or to direct the
                                disposition of:

                                1,448,132 shares

                        (iv)    shared power to dispose or to direct the 
                                disposition of:

                                None

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

                Not Applicable

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

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                Not Applicable

Item 8.         Identification and Classification of Members of the Group

                Not Applicable

Item 9.         Notice of Dissolution of the Group

                Not Applicable

Item 10.        Certification

                Not Applicable

                
                                  SIGNATURE

     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.

Dated:    February 12, 1998
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                                                   /s/ Marie Croatti   
                                                   ---------------------
                                                   Marie Croatti





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