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                                                                Exhibit 99.1   

                                      
                                      


                          UNITED AIR SPECIALISTS, INC.
             PROXY SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS OF
               THE COMPANY FOR A SPECIAL MEETING OF SHAREHOLDERS

   P     The undersigned hereby constitutes and appoints William A.
   R     Cheney and Durwood G. Rorie, and each of them, his true and lawful
   O     agents and proxies with full power of substitution in each,  to
   X     represent the undersigned at a Special Meeting of Shareholders of
   Y     United Air Specialists, Inc. (the "Company") to be held at the 
         corporate offices of the Company, 4440 Creek Road, Cincinnati, Ohio 
         on February 14, 1997 at 10:00 a.m. (EST), and at any 
         adjournments thereof, on all matters coming before said meeting.


                                                        (change of address)

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

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

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

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

                                                  (If you have written in the 
                                                  above space, please mark the 
                                                  corresponding box on the 
                                                  reverse side of this card.)

YOU ARE ENCOURAGED TO SPECIFY YOUR CHOICES BY MARKING THE APPROPRIATE BOXES,
SEE REVERSE SIDE, BUT YOU NEED NOT MARK ANY BOXES IF YOU WISH TO VOTE IN
ACCORDANCE WITH THE BOARD OF DIRECTORS' RECOMMENDATIONS. THE PROXIES CANNOT
VOTE YOUR SHARES UNLESS YOU SIGN AND RETURN THIS CARD.

                                                                SEE REVERSE
                                                                     SIDE

    PLEASE DETACH CARD AND RETURN TOP PORTION ONLY IN THE ENVELOPE PROVIDED.


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                                                                        UAIR
                             SHARES IN YOUR NAME

     PLEASE MARK YOUR 
/X/  VOTES AS IN THIS
     EXAMPLE.


                                                          FOR   AGAINST  ABSTAIN

1.   Proposal to adopt the Merger Agreement
     among the Company, CLARCOR Inc. and CUAC Inc.        /  /    /  /     /  /
     providing for the merger of CUAC Inc. with and
     into the Company (including authorization for the
     Company's Board of Directors to exercise its
     discretion whether to proceed with the merger if,
     during the ten business day period preceding the
     closing of the merger, the closing price of
     CLARCOR Common Stock is less than the threshold
     set forth in the Merger Agreement).

                                      

                                                                Change         
                                                                  of       /  /
                                                                Address        
                                                                               
                                                                 Attend    /  /
                                                                Meeting        
                                                                               
SIGNATURE(S)                                            DATE
              ------------------------------                 ---------------

SIGNATURE(S)                                            DATE
              ------------------------------                 ---------------
NOTE: Please sign exactly as name appears hereon.  Joint owners should each
sign. When signing as attorney, executor, administrator, trustee or guardian,
please give full title as such.


                                  DETACH CARD

