Breadcrumb Home 3C55.31 - Combination Tones Code Number: 3C55.31Demo Title: Combination TonesReferences:Candice Harder-Viddal, "Another Look at Combination Tones", TPT, Vol. 57, #5, May 2019, p. 315.Don Olson, "Musical Combination Tones and Oscillations of the Ear Mechanism", AJP, Vol. 37, #7, July 1969, p. 730.