NY -- Standard&Poor's CreditWire 9/24/98 – Standard&Poor's today assigned its single-`A' underlying rating (SPUR) to California Health Facility Finance Authority's $75 million insured revenue bonds series 1998 dated Sept. 1, 1998 due July 1, 2028, issued for Little Co. of Mary Health Services. The bonds are expected to sell Sept. 30, 1998. Standard&Poor's also affirmed its single-`A' rating on Torrance, Calif.'s taxable revenue bonds series 1992B, issued for Little Co. of Mary Hospital. The rating reflects: -- The health system's good market position; -- Continued development of a regional integrated delivery system; -- A solid balance sheet, characterized by low leverage of 30% debt to capitalization and ample liquidity of 170 days cash representing