<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENT OF OPERATIONS FOUND ON PAGES 3 AND 4 OF THE COMPANY'S
FORM 10-QSB FOR THE SIX MONTHS ENDED SEPTEMBER 30, 1998, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          MAR-31-1999
<PERIOD-START>                             APR-01-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                         199,942
<SECURITIES>                                   594,160
<RECEIVABLES>                                  453,578
<ALLOWANCES>                                     5,000
<INVENTORY>                                    243,828
<CURRENT-ASSETS>                             1,585,775
<PP&E>                                       6,106,140
<DEPRECIATION>                               3,981,284
<TOTAL-ASSETS>                               4,132,804
<CURRENT-LIABILITIES>                          392,032
<BONDS>                                      2,229,508
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         5,739
<OTHER-SE>                                   1,505,525
<TOTAL-LIABILITY-AND-EQUITY>                 4,132,804
<SALES>                                      1,260,490
<TOTAL-REVENUES>                             1,638,024
<CGS>                                          817,268
<TOTAL-COSTS>                                1,677,707
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,396
<INCOME-PRETAX>                               (27,982)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                           (27,982)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (27,982)
<EPS-PRIMARY>                                   (.005)
<EPS-DILUTED>                                   (.005)