Margaret Seymour Carpenter
Margaret Seymour Carpenter, born April 3, 1893, died March 30, 1987 in Boston, Massachusetts, was the author of the novel "Experiment Perilous" (Boston: Little Brown & Co., 1943), a New York Times Bestseller in 1943. The novel was produced by RKO Radio Pictures as a film of the same name, "Experiment Perilous", starring Hedy Lamarr, George Brent, and Paul Lukas. She was the daughter of George Rice Carpenter and his wife Mary Seymour. She married on May 2, 1916 in New York City to Henry Barber Richardson of Boston, Massachusetts.