This free "3D Frame - Wood Carving STL Model for CNC Router 3D print model 8" 3D asset is currently listed under the authorship of "Unknown author".
Can be downloaded at "Unknown platform" by following the link.
This specific 3D model is provided under the "Unknown license" framework.
STL (Stereolithography, filesize: 46.2 MB), OBJ (OBJ, filesize: 27 MB), ZTL (Zbrush, filesize: 4.81 MB)