Margaret Rebecca Piper, Mrs. Chalmers (1879-? ) was the American author of: Sylvia"s Experiment: The Story of an Unrelated Family (1914), Sylvia of the Hill Top (1916), Sylvia Arden Decides (1917), The House on the Hill (1917), A Boy"s Will (published in Harper"s Magazine Feb 1917), Wild Wings: A Romance of Youth (1921), Peter"s Best Seller (1923), Babbie: The Story of Babbie Lee, and Some Further Doings of Peter Loomis and Daphne (1925), April and Sally June (1928) and Pollyanna"s Protegee (1944).