Need w123 300D passenger rear window. Help!

[PrestonEng]

I've got window problems. I broke the pass. rear window trying to pull it up. And my other rear window quit working. I had been thinking about finding a source for the lift and other parts to get the windows working....... Welll, now that I broke the glass this has become a priority job now! Any help with gaining access to the window mechanisms, parts, and procedures would be greatly appreciated.
1980 300D