768 A.2d 357 FRANCIS M. TRAKES and GERTRUDE ZEBRASKI, Petitioners v. PUBLIC SCHOOL EMPLOYES’ RETIREMENT SYSTEM, Respondent, PHYLLIS M. STRAWN, Petitioner v. PUBLIC SCHOOL EMPLOYES’ RETIREMENT SYSTEM, Respondent, EARL M. STIDARD, JR., Petitioner v. PUBLIC SCHOOL EMPLOYES’ RETIREMENT SYSTEM, Respondent. No. 2121 C.D. 1999, 2209 C.D. 1999, 2220 C.D. 1999.Commonwealth Court of Pennsylvania.Argued: April 10, […]