Jack (Bill) Gaber;69;of Pittsburgh (Brookline);died Wednesday;Jan.16;1991;at 2:15 a.m.in St.Francis Medical Center;Pittsburgh. He was born Dec.5;1921;in Herminie;a son of the late Frank and Helena Dernoshek Gaber. He was a member of St.Mary’s Orthodox Church;South Side;Pittsburgh;and the Brookline American Legion. Mr.Gaber;who had lived in Pittsburgh the past 45 years;retired in 1979 from Jones & Laughlin Steel Corp.;Pittsburgh. He was U.S.Army veteran of World War II;having served as a sergeant in the European Theatre. Survivors include his wife Helen Soroka Gaber;with whom he celebrated 43 years of marriage in June 1990;one daughter;Mrs.John (Marilyn) Maskaly of Pittsburgh;and two brothers;Frank and Edward Gaber;both of the state of California. Friends will be received Thursday from 7 to 9 p.m. and Friday from 2 to 4 and 7 to 9 p.m.in the Ferguson Funeral Home Inc.;700 Broad Ave.;Belle Vernon. Friends will gather at Holy Resurrection Church;Belle Vernon;on Saturday at 10 a.m.;at which time funeral services will be held. Burial will be in Belle Vernon Cemetery. Parastas service will be held Friday at 8 p.m.in the funeral home. In lieu of flowers;memorial donations may be made to Holy Resurrection Church;Belle Vernon. The Ferguson Funeral Home is in charge of arrangements.