Super-Text Word Processor by Muse Software (1983)

Ideal for the student, businessman or novice computer owner, Super-Text's on-screen instructions and simple commands allow you to quickly create more professional looking correspondence.  80-column display and on-screen formatting shows how a document will appear before it is printed.  Super-Text also features automatic page headings, page and chapter numbering, automatic word wrap, single key commands, unlimited document size, multiple file search and replace, copy/save/delete blocks of text, split screen, disk storage and retrieval.

Thanks to Dave L. for scanning in this 175 page manual and sharing!