Pure Motor Oil Gas Embossed Field Lease Station Sign Authentic TAC #014723. WYNN’S FRICTION PROOFING CELLULOID SIGN. Here’s a neat original single sided Wynn’s Friction Proofing Celluloid thermometer sign. Thermometer portion appears to read ballpark close temperature. It measures 9 inches round. Condition: Sign displays very well but does have some age related wear present. All of our items are tracked and insured. Sure and review all of the pictures and. Thank you for taking the time to view our listing. Be sure and visit us online at MatthewsTAC or P. We list advertising and collectible series books all the time. If you are looking for something special let us know, we may have it!! We appreciate your business! Get images that make Supersized seem small. Tailor your auctions with Auctiva’s. Track Page Views With. Auctiva’s FREE Counter. The item “WYNN’S FRICTION PROOFING Racing Motor Oil 9 inch Celluloid Sign Thermometer HTF” is in sale since Thursday, May 17, 2018. This item is in the category “Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs”. The seller is “appslivyp” and is located in Tryon, North Carolina. This item can be shipped worldwide.