<ARTICLE> 5
       
                                                  
<PERIOD-TYPE>                   12-MOS                   12-MOS
<FISCAL-YEAR-END>                          MAR-31-1998             MAR-31-1997
<PERIOD-START>                             APR-01-1997             APR-01-1996
<PERIOD-END>                               MAR-31-1998             MAR-31-1997
<CASH>                                         241,348                  40,813
<SECURITIES>                                         0                       0
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<DEPRECIATION>                               5,857,900               3,049,147
<TOTAL-ASSETS>                               4,542,486               5,109,199
<CURRENT-LIABILITIES>                          443,131                 208,006
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<COMMON>                                       811,614                 711,614
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<TOTAL-LIABILITY-AND-EQUITY>                 4,542,486               5,109,199
<SALES>                                      2,090,117               1,453,124
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<CGS>                                          663,525                 346,765
<TOTAL-COSTS>                                  663,525                 346,765
<OTHER-EXPENSES>                             3,138,160                 590,853
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                             137,012                  12,787
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<EPS-PRIMARY>                                     .830                    .265
<EPS-DILUTED>                                        0                       0