This chapter showed you how to access server-side data: just implement a web service and then use Atlas's data binding and special client controls like ListView to display the information from the server.
http://atlas.asp.net/docs/atlas/doc/data/default.aspx
Atlas documentation for data access
http://www.ondotnet.com/pub/a/dotnet/2005/06/20/generics.html
Information about generics in .NET 2.0