Ran across this incredible resource for Papervision tutorials by Mr. Doobs. Topics covered include:

1. Preparing your tools
2. Getting the source
3. Creating a Papervision Base Template
4. Basic Template Usage
5. Basic Texturing
6. Loading Complex Models
7. Basic Mouse Interaction
8. Keyboard Interaction (To move the camera)
9. Basic Interactivity
10. Advanced Interactivity
11. Advanced Interactivity 2
12. Animation using Tweener

Over on Nabble, the discussion forum is a good place to post specific Papervision questions - and you’ll generally get a response.