I just put up a PDF containing a diagram of the top level types in the CSLA 4 framework, organized by logical layer/area. This diagram is available to anyone who has purchased the "Using CSLA 4: CSLA .NET Overview" ebook, or the entire Using CSLA 4 ebook series.
http://download.lhotka.net/Default.aspx?t=UsingCsla4
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