Phyllis A. Whitney

David Hallam dies investigating suspicious fires in Tennessee's Smoky Mountains and his wife, Karen, seeking the causes and agents of his death, follows him into mystery and danger

Linell Wynn, a copywriter for the Cunningham department store in World War II-era Chicago, is hurt and puzzled when she is dropped by the company Casanova, who is subsequently murdered

A young woman returns to her grandfather's house in New Mexico in hopes of obtaining information about her mother whose death remains surrounded by mystery