submain.com is offering free download of their VB.Net / C# coding guidelines, a 100+ page ebook. More info at http://submain.com/blog/Fre
This is available on www.programmersheaven.com site. This book is free and available online. Chapters Introduction C# Language Fundamentals Classes and Objects Inheritance & Polymorphism Structures, Enumeration, Garbage Collection & Nested Classes Abstract Classes & Interfaces Arrays, Collections & String Manipulation Exception Handling Delegates & Events WinForms & Windows Applications More Windows Controls & Standard Dialog Boxes Data Access using ADO.Net Multithreading...
.NET Book Zero: What the C or C++ Programmer Needs to Know about C# and the .NET Framework This is available at Charles Petzold web site. You can download it here