<ARTICLE> 5 <CIK> 0000813897 <NAME> PSH MASTER L.P.I. <MULTIPLIER> 1 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> DEC-31-1998 <CASH> 1,023,996 <SECURITIES> 0 <RECEIVABLES> 6,336 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 1,030,332 <PP&E> 7,695 <DEPRECIATION> 7,640 <TOTAL-ASSETS> 1,030,387 <CURRENT-LIABILITIES> 32,176 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 998,211 <TOTAL-LIABILITY-AND-EQUITY> 1,030,387 <SALES> 37,502 <TOTAL-REVENUES> 37,502 <CGS> 0 <TOTAL-COSTS> 229,500 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> (65,363) <INCOME-TAX> 0 <INCOME-CONTINUING> (65,363) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (65,363) <EPS-PRIMARY> (0.02) <EPS-DILUTED> (0.02)