I do not have all of them bookmarked, so it will take a while to find my favorites. Wikipedia is good for looking up types of prisms.
This one was useful to me
http://www.monkoptics.co.uk/General...binoculars.html
You can list more. It can be just one brand, but better if it explains more than one brand.
The best prism website I've found is at http://www.tecplusplus.de/ManualLu/prisms.htm. Sometimes you really have to admire human ingenuity.
http://www.optics4birding.com/basics1.aspx