Russian jokes of the Soviet era

[gera.livejournal.com]

Here is a compilation that might be interesting to the more advanced learners:
1001 избранный советский политический анекдот

Of course, there are lot of cultural, historical and political references.
This will be a good backgrounder.
It's in English, so it might be useful even for the less advanced learners.

I wonder, how many of you can appreciate this one:

- Что такое КПСС?¹
- Набор глухих согласных.

¹ КПСС - Коммунистическая Партия Советского Союза.