Posted in the mechanics area:

https://www.bikeforums.net/bicycle-mechanics/252887-need-help-w-shimano-333-3-speed-hub.html

I needs some help! I've completely rebuilt the bike this thing was attached to, was gonna sell it on craigslist asap, but the hub isn't working and I don't know what to do.

I'm dyin' here! Sheldon Brown's advice was forget, basically.

Calgon!