These links are provided from the following website, with thanks.
http://designmodo.com/40-websites-providing-useful-and-free-3d-models-download/
FreeCAD is a basic 3D CAD with advanced Motion Simulation capabilities. It is suitable for anyone interested in learning 3D CAD and Motion Simulation for free before using more sophisticated packages.
3D Model Libraries Free Download, GDL Objects and 2D Shapes
Free 25 000+ 3D models. Free Download. No registration
Best site with free 3D Model download. No registration needed
3D resources for free 3D models, provided by NASA.
All 3d models are free for any type of use (c/p). The version one is collection of very useful and handy 3d models in .3ds format.
Download 3D models from a catalog of the highest quality online.
Over 5000 free 3D models for furniture, textures, CAD in .3ds, .max and .dxf.
Turbo Squid is a huge, well-known marketplace for selling and buying 3D models, and they offer quite a few for free. To find them, select “3D Model” as your “media type.” Then, sort by lowest price, and the free ones will come to the top. Free registration is required to download.
This site claims to have over 10,000 free models. Probably something you could use here!
A collection of furniture and other items, not huge, but useful.