This is a Thompson valves porcelain flange sign. Nice larger size, exactly as shown in the photographs above for you. This is a pretty heavy piece. MATERIAL: PORCELAIN ON SOLID METAL. Please use all 12 pics for your most accurate description of the exact item you will receive. Thanks for shopping with us here at Classic Gas and Oil Signs. Please be sure to check out all of the other collectable pieces the we have available! We focus mainly on Gas & Oil, Motorcycle, Train, Food & Soda, and Farming signs, but occasionally come across some pretty unique stuff to offer you as well. Enjoy the journey and stay safe, friends. We are not professional appraisers and we do not claim to be. Vintage does not necessarily mean Original. There is no way for us to know that. Unless marked, exact age is unknown, only guessed. We try our best to use great lighting when taking our photos so that you will have a VERY accurate view of the exact item you will receive. We show all angles, front and back. We believe that photographs are the best description. So, please take the time to thoroughly look through all of the photos provided for you so that you can make your best decision! THANKS FOR SHOPPING WITH US.