Collection 1: Clair Omar Musser Collection 2: Green Family Collection 3: Gordon B. Peters Collection 4: David Samuels Collection 5: Vida Chenowith Collection 6: Century of Progress Collection 7: International Marimba Symphony Orchestra Collection 8: Sammy Herman Collection 9: Harry Breuer Collection 10: Earl Hatch Collection 11: Billy Dorn Collection 12: Teddy Brown Collection 13: Red Norvo Collection 14: Gordon Stout Collection 15: General Historical Research on Mallet Percussion (KU Percussion Library) Collection 16: William L. Cahn Collection 17: Research Collection Collection 18: Vintage Instruments Collection 19: Nancy Lee Preusch/Marimba Coeds Collection 20: Betty Lee Collection 21: Marimba Masters Collection 22: Vera McNary Collection 24: Sewery/Morsch Collection Collection 26: Carl Fisher Collection 28: David Vela