- Reddit /r/typewriters
Golf Ball Typewriters Yahoo Group
A group of selectric owners and former Lexmark techs that maintain knowledge and conduct interesting mods on these typewriters of old.
Tipped off by Reddit users: https://www.reddit.com/r/typewriters/comments/2z6njv/my_new_ibm_wheelwriter_15_series_ii_also_my/
Most of these have expired by now, 20 years after invention.
- US4799811 - Automatic relocate on continuation of document playout
- US4894798 - Automatic stop code insertion feature for a word processing apparatus
- US4957380 - Tab adjust function for an electronic typewriter to permit the shifting of tabs from a first to a second format
- US5038279 - Direct hot-keying with reset of printer parameters for a secondary application including a typewriter emulator
- US4842428 - Electronic typewriter with spell checking and correction: Brother
- US3924722 - Typewriter with electronic keyboard: Cpt Corp
- US4523868 - IBM Wheelwriter Ribbon - Apparently also used by Panasonic due to it’s ubiquity.
- IBM Personal Wheelwriter 2 - The promotional sticker is still attached to this one. A rare look.
- Blue Wheelwriter 5 - Forum - A rare blue Wheelwriter 5? The owner must have just painted it to match his IBM Selectric.
Typewriter enthusiasts were most active in the 1990s, and many of their websites have disappeared since.
- Advanced Business Machines - A Typewriter repair company that holds tons of useful information about Typewriters. They must have gone out of business or something.
- Typewriters Illustrated Encyclopedia - 2005-2013 - Every typewriter ever, with pictures.
- Typewriter Restoration Site
- Jay Respler’s Geocities Page