Ruth Foulks Langlais of North Charleroi died Wednesday;Dec.18;1985;at 6:55 p.m. in Mon Valley Hospital;Carroll Twp. Mrs.Langlais was born in North Charleroi;a daughter of the late William and Lenora Phillips Foulks. She was a member of The Presbyterian Church of Charleroi. Mrs.Langlais was preceded in death by her husband;Aurele (Frenchy) Langlais;on May 21;1985;and by one brother;Olen Foulks. She is survived by cousins. Friends will be received in the Schrock-Hogan Funeral Home;Inc.226 Fallowfield Ave.;Charleroi;Thursday from 7 to 9 p.m.and Friday from noon to 2 p.m.;the hour of services in the funeral home;with the Rev.Francis M.Blair;pastor;The Presbyterian Church of Charleroi officiating. Burial will be in Belle Vernon Cemetery. The Schrock-Hogan Funeral Home;Inc.;is in charge of arrangements.