File list (Check if you may need any files):
OpenGL_guide(Source code)
.........................\OpenGL-1.0.tar.Z
.........................\OpenGL-1.0.tgz
.........................\OpenGL-1.0.zip
.........................\OpenGL-1.1.tar.Z
.........................\OpenGL-1.1.tgz
.........................\OpenGL-1.1.zip
.........................\OpenGL-1.2.tar.Z
.........................\OpenGL-1.2.tgz
.........................\OpenGL-1.2.zip
.........................\OpenGL-1.4.tar.Z
.........................\OpenGL-1.4.tgz
.........................\OpenGL-1.4.zip