This is the lift off cassette you need for your 3701L IBM 6783 typewriter.

This is the ribbon you need for your 3401 IBM 6783 typewriter.

This is the lift off correcting cassette you need for your IBM 6783 typewriter.

This is the ribbon you need for your IBM 6783 typewriter.

This is the ribbon you need for your IBM 6783 typewriter.

This is the ribbon you need for your IBM 6783 typewriter.