Visual C++ and the Resource Compiler support multiple .RC files in the same project through #include's of one .RC file within another. Multiple nesting is allowed. There are various reasons to split your project's resources into multiple .RC files:
*It is easier to manage a large number of resources among multiple project team members if you split the resources into multiple .RC files. If you use a source control management package for checking out files and checking in changes, splitting the resources into multiple .RC files will give you finer control over managing changes to resources.