<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <CASH> 517,937 <SECURITIES> 0 <RECEIVABLES> 1,063,319 <ALLOWANCES> 0 <INVENTORY> 301,665 <CURRENT-ASSETS> 1,897,349 <PP&E> 23,877,595 <DEPRECIATION> (18,433,302) <TOTAL-ASSETS> 7,488,884 <CURRENT-LIABILITIES> 1,024,473 <BONDS> 1,476,572 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 39,904 <OTHER-SE> 4,747,935 <TOTAL-LIABILITY-AND-EQUITY> 7,488,884 <SALES> 1,241,218 <TOTAL-REVENUES> 1,251,014 <CGS> 569,840 <TOTAL-COSTS> 832,785 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 41,457 <INCOME-PRETAX> 376,772 <INCOME-TAX> 34,000 <INCOME-CONTINUING> 342,772 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 342,772 <EPS-BASIC> .09 <EPS-DILUTED> .09