Myrtle Jackson was 27 when she was found dead in Greenville, South Carolina, on July 16, 1977. Her body was discovered slumped over in the driver’s seat of her Volkswagen near 15 Spruce Street, the engine still running; she had suffered a fatal gunshot wound to the head.

Ms. Jackson was also known as Myrtle Grant or Mrs. Kenneth Grant. The Greenville Police Department investigated her death as a homicide, but no arrests have ever been announced and no suspects have been publicly named. The motive and the circumstances of her final moments remain unresolved.

Anyone with information about Myrtle Jackson, her activities in Greenville in 1977, or who knew her as Myrtle Grant is asked to come forward with what they know.