hard to find early 20th century original and intact antique american industrial "dimpled" style or type parabolic-shaped lightweight aluminum green enameled shade designed and fabricated by the faries mfg co., decatur, il. the textured rolled rim shade contains a green enameled exterior with a polished bare aluminum interior. the task lamp shade retains the original early patented socket fitter with lightly incised patent dates prominently displayed. only one shade available. measures 6 1/2 inch diameter