Hint: Below is a sample part library consisting of a gallery of CAD files, along with a visual history (snapshops) of the machine in progress as it is being designed. Click Edit on this page to see the wiki code for how to do this.
D3D v19.02 Final Assembly - FreeCAD -File:D3Dfinalassemblyv1902.fcstd
12" Frame - FreeCAD -File:Frame1902.fcstd
Z1 axis - FreeCAD -File:Z1D3Dv1902.fcstd