<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MAY 31, 1995
AUDITED FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          MAY-31-1995
<PERIOD-START>                             JUN-01-1994
<PERIOD-END>                               MAY-31-1995
<CASH>                                         551,300
<SECURITIES>                                 7,757,400
<RECEIVABLES>                                1,768,300
<ALLOWANCES>                                    52,600
<INVENTORY>                                  1,567,300
<CURRENT-ASSETS>                             4,058,000
<PP&E>                                      27,200,200
<DEPRECIATION>                               9,700,800
<TOTAL-ASSETS>                              34,165,000
<CURRENT-LIABILITIES>                        4,036,000
<BONDS>                                              0
<COMMON>                                        52,500
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                  12,115,900
<TOTAL-LIABILITY-AND-EQUITY>                34,165,000
<SALES>                                      4,646,800
<TOTAL-REVENUES>                             9,148,000
<CGS>                                        2,485,100
<TOTAL-COSTS>                                5,593,500
<OTHER-EXPENSES>                             5,557,000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             279,000
<INCOME-PRETAX>                            (2,070,600)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                        (2,070,600)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                               (2,070,600)
<EPS-PRIMARY>                                    (.42)
<EPS-DILUTED>                                    (.42)