File list (Check if you may need any files):
BLL
...\bin
...\...\Debug
...\...\.....\BLL.dll
...\...\.....\BLL.pdb
...\...\.....\DAL.dll
...\...\.....\DAL.pdb
...\...\.....\PublicClass.dll
...\...\.....\PublicClass.pdb
...\BLL.csproj
...\obj
...\...\BLL.csproj.FileList.txt
...\...\Debug
...\...\.....\BLL.dll
...\...\.....\BLL.pdb
...\...\.....\Refactor
...\...\.....\........\BLL.dll
...\...\.....\ResolveAssemblyReference.cache
...\...\.....\TempPE
...\Properties
...\..........\AssemblyInfo.cs
...\T_Book.cs
...\T_Borrow.cs
...\T_Reader.cs
...\T_User.cs
DAL
...\bin
...\...\Debug
...\...\.....\DAL.dll
...\...\.....\DAL.pdb
...\...\.....\PublicClass.dll
...\...\.....\PublicClass.pdb
...\DAL.csproj
...\DBReader.cs
...\DB_Book.cs
...\DB_Borrow.cs
...\DB_Reader.cs
...\DB_User.cs
...\obj
...\...\DAL.csproj.FileList.txt
...\...\Debug
...\...\.....\DAL.dll
...\...\.....\DAL.pdb
...\...\.....\Refactor
...\...\.....\........\DAL.dll
...\...\.....\ResolveAssemblyReference.cache
...\...\.....\TempPE
...\Properties
...\..........\AssemblyInfo.cs
...\SqlConnStr.cs
...\SqlHelper.cs
...\V_BORROW.cs
DB_51aspx
.........\lib_Data.MDF
.........\lib_Log.LDF
PublicClass
...........\bin
...........\...\Debug
...........\...\.....\PublicClass.dll
...........\...\.....\PublicClass.pdb
...........\BookModel.cs
...........\BorrowModel.cs
...........\obj
...........\...\Debug
...........\...\.....\PublicClass.dll
...........\...\.....\PublicClass.pdb
...........\...\.....\Refactor
...........\...\.....\........\PublicClass.dll
...........\...\.....\TempPE
...........\...\PublicClass.csproj.FileList.txt
...........\Properties
...........\..........\AssemblyInfo.cs
...........\PublicClass.csproj
...........\ReaderModel.cs
...........\UserModel.cs
UI
..\App_Data
..\Bin
..\...\BLL.dll
..\...\BLL.pdb
..\...\DAL.dll
..\...\DAL.pdb
..\...\PublicClass.dll
..\...\PublicClass.pdb
..\BookAdd.aspx
..\BookAdd.aspx.cs
..\BookDetail.aspx
..\BookDetail.aspx.cs
..\BookMan.aspx
..\BookMan.aspx.cs
..\BookModify.aspx
..\BookModify.aspx.cs
..\BookSearch.aspx
..\BookSearch.aspx.cs
..\BorrowMan.aspx
..\BorrowMan.aspx.cs
..\JSjudgeUsername.js
..\judge.ashx
..\Login.aspx
..\Login.aspx.cs