Elizabeth Parke Firestone; Widow of Tire Maker

Elizabeth Parke Firestone, 93, widow of industrialist Harvey S. Firestone Jr. Mrs. Firestone, a collector of precious objects, traveled extensively in Southeast Asia and Africa to study rubber production with her husband, the former director, chairman and chief executive officer of Firestone Tire & Rubber Co., who died in 1973. His father, Harvey Sr., founded the tire manufacturing firm in 1900. In Newport, R.I., on Saturday.