<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S FINANCIAL STATEMENTS INCLUDED IN ITS FORM 10-K FOR THE FISCAL YEAR
ENDED MARCH 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          MAR-31-1997
<PERIOD-START>                             APR-01-1996
<PERIOD-END>                               MAR-31-1997
<CASH>                                           2,684
<SECURITIES>                                     2,584
<RECEIVABLES>                                       65
<ALLOWANCES>                                        46
<INVENTORY>                                          0
<CURRENT-ASSETS>                                 5,985
<PP&E>                                          19,920
<DEPRECIATION>                                  11,497
<TOTAL-ASSETS>                                  16,956
<CURRENT-LIABILITIES>                            1,708
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           153
<OTHER-SE>                                      14,057
<TOTAL-LIABILITY-AND-EQUITY>                    16,956
<SALES>                                             31
<TOTAL-REVENUES>                                   658
<CGS>                                                5
<TOTAL-COSTS>                                        5
<OTHER-EXPENSES>                                11,999
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  89
<INCOME-PRETAX>                                      0
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                           (12,696)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (12,696)
<EPS-PRIMARY>                                   (0.83)
<EPS-DILUTED>                                   (0.83)