Publication history of Wonder Woman debut, she was featured in "Sensation Comics" #1 (January 1942), and six months later appeared in her own comic book series (Summer 1942). Wonder Woman took her place beside the extant superheroines or antiheroes Fantomah, Black Widow, Invisible Scarlet O'Neil, and Canada's Nelvana of the Northern Lights. Until his death in 1947, Dr. William Moulton Marston was credited with writing all of the Wonder Woman stories; however, later in life, he hired assistant Joye Hummel to ghostwrite stories for him. H. G. Peter penciled the book in a simplistic yet easily identifiable style. Armed with bulletproof bracelets, a magic lasso,
William Moulton Marston pressure test, which became one component of the modern polygraph invented by John Augustus Larson in Berkeley, California. Marston's wife, Elizabeth Holloway Marston, suggested a connection between emotion and blood pressure to William, observing that, "[w]hen she got mad or excited, her blood pressure seemed to climb". Although Elizabeth is not listed as Marston's collaborator in his early work, Lamb, Matte (1996), and others refer directly and indirectly to Elizabeth's own work on her husband's research. She also appears in a picture taken in his laboratory in the 1920s (reproduced by Marston, 1938). Marston set out to commercialize Larson's invention