File list (Check if you may need any files):
ch01
....\EX1-1
....\.....\AssemblyInfo.cs
....\.....\bin
....\.....\...\Debug
....\.....\Class1.cs
....\.....\EX1-1.csproj
....\.....\EX1-1.csproj.user
....\.....\EX1-1.sln
....\.....\obj
....\.....\...\Debug
....\EX1-2
....\.....\AssemblyInfo.cs
....\.....\bin
....\.....\...\Debug
....\.....\EX1-2.csproj
....\.....\EX1-2.csproj.user
....\.....\EX1-2.sln
....\.....\Form1.cs
....\.....\Form1.resx
....\.....\obj
....\.....\...\Debug
....\EX1-3
....\.....\AssemblyInfo.cs
....\.....\bin
....\.....\...\EX1-3.dll
....\.....\...\EX1-3.pdb
....\.....\EX1-3.csproj
....\.....\EX1-3.csproj.webinfo
....\.....\EX1-3.sln
....\.....\Global.asax
....\.....\Global.asax.cs
....\.....\Global.asax.resx
....\.....\Web.config
....\.....\WebForm1.aspx
....\.....\WebForm1.aspx.cs
....\.....\WebForm1.aspx.resx
....\EX1-4
....\.....\AssemblyInfo.cs
....\.....\bin
....\.....\...\Debug
....\.....\Class1.cs
....\.....\EX1-4.csproj
....\.....\EX1-4.csproj.user
....\.....\EX1-4.sln
....\.....\obj
....\.....\...\Debug