<ARTICLE>                        5
<LEGEND>
This schedule contains summary financial information extracted from GHS 10-Q/A
and is qualified in its entirety by reference to such financial statements.
</LEGEND>

                              
<PERIOD-TYPE>                    3-MOS
<FISCAL-YEAR-END>                               DEC-31-1999
<PERIOD-START>                                  JAN-01-1999
<PERIOD-END>                                    MAR-31-1999
<CASH>                                            2,659,000
<SECURITIES>                                      1,100,000
<RECEIVABLES>                                       399,000
<ALLOWANCES>                                              0
<INVENTORY>                                               0
<CURRENT-ASSETS>                                  4,266,000
<PP&E>                                            8,376,000
<DEPRECIATION>                                    3,247,000
<TOTAL-ASSETS>                                    9,751,000
<CURRENT-LIABILITIES>                             2,760,000
<BONDS>                                           3,766,000
<PREFERRED-MANDATORY>                                     0
<PREFERRED>                                               0
<COMMON>                                             66,000
<OTHER-SE>                                        3,887,000
<TOTAL-LIABILITY-AND-EQUITY>                      9,751,000
<SALES>                                             940,000
<TOTAL-REVENUES>                                    940,000
<CGS>                                               343,000
<TOTAL-COSTS>                                       343,000
<OTHER-EXPENSES>                                    323,000
<LOSS-PROVISION>                                          0
<INTEREST-EXPENSE>                                  116,000
<INCOME-PRETAX>                                     204,000
<INCOME-TAX>                                         80,000
<INCOME-CONTINUING>                                 124,000
<DISCONTINUED>                                            0
<EXTRAORDINARY>                                           0
<CHANGES>                                                 0
<NET-INCOME>                                        124,000
<EPS-BASIC>                                           .02
<EPS-DILUTED>                                           .02