The shade has a 3 1/8" fitter rim - if you prefer to use a shade you already have, it can be up to 3 1/4" (or a tiny bit more) at the rim. This company was making lamps from the late 1800's through the mid-1900's.
Their acronym stands for "Standard Novelty & Lamp" Company. 13 wide at the bridge arm, including the shade. 8.5" base at the straight edges, 10" at the points.
You're going to LOVE it! We have many antiques and vintage collectibles - see our other items. Please see all photos for detailed description. The item "Antique Vintage Victorian Floor Bridge Lamp Arts & Crafts Deco Piano Glass Shade" is in sale since Wednesday, December 2, 2020. This item is in the category "Antiques\Decorative Arts\Lamps".The seller is "rightclickauctions" and is located in Pisgah Forest, North Carolina. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.