My process for oil painting on Wallis paper is just like I prepare linen: I mount it with acid free Demco glue (
www.demco.com)on to Masonite boards.
Additional information is
here . You can search for "Wallis" in the Search message icon at the top of any Forum page, as there is a great deal of information available.
New Tradtions Art panels, (
www.newtraditionsartpanels.com) now offers prepared gatorfoam-mounted Wallis grounds; the difference is that New Traditions uses a heat-releasable adhesive, whereas the Demco adhesive is permanent.