How to use a shade carrier and spider fitting - YouTube
Vintage Fabric Lined Bell Lamp Shade W/ Spider Reflector - Etsy UK
Lampshades of Florida, Inc. - Types of Lampshades Fitting from Top Left to Bottom Right: (1) Regular Bulb Clip, (2) Candle Bulb Clip, (3) Washer & Spider Fitter [3 or 4 Spider], (