Experiment Perilous: A Green Door Mystery (R-961)

237 pp. A melodrama set at the turn of the 20th century. "A psychological novel of Suspense. Contented Dr. Balley, New York bound, meets an appealing spinster on the plane, learns enough of her story to catch his interest, finds himself obsessed with speculation about her, and suggests that she stay at his hotel. The next morning he hears she has died at her brother's home, and he determines to close the door on the incident. But chance, circumstance and curiosity, plus real apprehension, forbid him to remain inactive, and he finds himself drawn deeper into the plot."