Missing Since: May 17, 1981 from Humboldt County, California

Classification: Endangered Missing

Date Of Birth: September 17, 1924

Age: 56 years old

Height and Weight: 5'6, 150 pounds

Distinguishing Characteristics: Caucasian female. Brown hair, blue eyes. Pierce has an appendectomy scar on her abdomen. She has had a partial hysterectomy.

Clothing/Jewelry Description: A light blue London Fog raincoat, dark blue slacks, a multi-colored blouse, tan Kinney calf-high boots with new soles, a one-karat diamond ring with diamonds surrounding the band and a small-sized white gold Boliva watch with a gray face and black hands with three diamonds on each side.

Medical Conditions: Pierce was a psychiatric patient for an extended period of time; she has an unspecified mental disorder.