Olympia Typewriter Ribbon spool black SC-20-OLY

Olivetti Twin spool typewriter ribbon from EBS 1-800-816-6855 for use in Olympia typewriter models 3L, 35, 45, 450, Carina, 1, 2, 3, CE-12, Champion Portable, Data Input, Deluxe, Electric, 45, 65, ER12, Junior 'E', Junior Portable, KC7000, Monica, Olympie