Margaret Martin Margaret Martin; 79; of League City; Texas; formerly of Belle Vernon; died Saturday; Aug. 17; 1991; at 6:08 p.m. in Humana Hospital; Clear Lake; Texas. She was born in Belle Vernon May 12; 1912; a daughter of the late Thomas and Mary Cavanaugh. Mrs. Martin was Catholic by faith. She had lived in the Houston/League City Area since 1982. In addition to her parents; she was preceded in death by her husband; Pharone H. Martin; on June 6; 1971; and a daughter; Patricia Trozzo; on July 16;1990. She is survived by three grandchildren; Mrs. Michael (Peggi) Birkenseher; with whom she made her home; David Trozzo and Timothy Trozzo; both of Houston; Texas; and three great-grandchildren; Matthew; Billy and Jeffrey. Friends will be received at the Ferguson Funeral Home Inc.; 700 Broad Ave.; Belle Vernon; Tuesday from 2 to 4 and 7 to 9 p.m. Prayer service will be held in the funeral home Wednesday at 10 a.m. Interment will be in Belle Vernon Cemetery. The Ferguson Funeral Home Inc.is in charge of arrangements.