Where could I find vintage shag carpet for a custom van interior?

Sansom Shag Rugs is a company dedicated to shag carpets. Sansom has sixty-six variations of shag carpet available and they are willing to custom make any size or color that is desired. They manufacture rugs that are 3" in height and 90 ounces per square yard. The homepage for Sansom is located at http://sansomshagrugs.net/shop/