Vintage Millville Art Glass Sulfide Airplane Paperweight WWII Keep-Em-Flying USA. Measures 3 1/2″ in diameter by 2 1/4″ tall, Circa 1940′s. Please examine photos to see that there is a diet in the glass right above the tail of the plane. Some of the surface of the glass is scratched. _gsrx_vers_827 GS 7.0.13 (827). The item “Vintage Millville Art Glass Sulfide Airplane Paperweight WWII Keep-Em-Flying USA” is in sale since Friday, May 18, 2018. This item is in the category “Pottery & Glass\Glass\Art Glass\Paperweights”. The seller is “francescarol” and is located in New York, New York. This item can be shipped worldwide.