Pelikan Typewriter ink ribbon 551713 can be used for: IBM 6746 IBM 6747 IBM 6779 IBM 6781 IBM 6781 IBM 6783 IBM 6783, 2 IBM 6784 IBM 6785 IBM 6787 IBM 6787, 2 IBM 6788 IBM Easystrike IBM EASYSTRIKE Superelec Electric I IBM Superelec Electric II IBM System 2000 IBM Wheelwriter