Since you cannot get a standalone file, you must install the that includes the library. Here are the three legitimate methods to obtain the Microsoft Office Excel 12.0 Object Library.
: This happens when a file was created on a machine with Office 2007 (v12.0) and opened on a machine with a different version. microsoft office excel 12.0 object library download
The Object Library is not a standalone redistributable package. It is contained within a Dynamic Link Library (DLL) file named Excel.exe (and supporting libraries like Microsoft.Office.Interop.Excel.dll for .NET). These files are proprietary to Microsoft and are installed exclusively as part of the Microsoft Office suite installation. Since you cannot get a standalone file, you