Really, there's not much useful left in the Yahoo groups. Many (most?) of those files are at least slightly out of date. If there's something specific you need, ask, and we might be able to help you. Others helped me a lot, in my years of sketchy internet access.
Phyllis in Ukraine, with Jaan (AO grad), Raia (AO grad), Asya (age 17), Bogdan (age 13)