Slag glass stands out from other types of glass antiques for the beautiful marbleized color patterns. Share this conversation. Manufacturer unknown. Manufacturers experimented with different methods to achieve this malachite-like look. 20th Century Glass was established in 2004 by Wayne Stephens, the current owner. Slag glass is a type of pressed glass that is known for its brilliant and vibrant colors. Fenton Glass Collecting Guide [Identification & Values] - Heart The Sowerby trade mark, a peacock's head, was registered on the 26th January 1876 and most Vitro-Porcelain can be found with this mark, usually accompanied with a design registration mark. (20% off), Sale Price BRL 4,901.91 strength as when manufactured. that had to be alloy soldered together. There are some numbered lamps that aren't on our site. Wrights early customers included reproduction wholesalers such as AA. This will ensure that the money you are spending is worth it. Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. Brown malachite slag glass pieces are the rarest and most coveted colors of slag glass. If a plug is polarized, it will have one plug larger than the other. barn or at an estate sale. cheaper to use. Manufacturer unknown. Etsys 100% renewable electricity commitment includes the electricity used by the data centers that host Etsy.com, the Sell on Etsy app, and the Etsy app, as well as the electricity that powers Etsys global offices and employees working remotely from home in the US. it will be like a hair line. Thank you. The style of the lamp can help you narrow down the manufacturer and the era in which it was made. cheaper to use. Table Lamps; Floor Lamps; Desk Lamps; Lamp Shades; Outdoor Lighting; . I can best help you after you email picturesTo complete your quote for restoration if you include the following.1. Patterns included Daisy and Button, Moon & Star, and Panel Grape. Made by Sowerby, pattern number 1231, marked. Table lamps with missing white metal Original Price BRL 2,616.52 Some handmade collector marbles are small works of art that can command big prices. Molds of L. G. Wright. Real or Repro. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. Slag glass has a rich history that makes it extremely valuable to collectors. A Victorian purple and white British pressed malachite / slag glass pin dish. If the cord does not look old, someone may have replaced the original. Working for churches, architectural lighting companies, Lamp manufacturers often use their own shapes, carvings, custom colors or other details. By solartoys 10 years ago. what is the Value of your L. G. Wright Glass? Manufacturer unknown for certain but very similar to Sowerby's pattern 1154. any ideas? We deal in a wide range of antique & collectable glassware from all over the world, selling online via our website, eBay and Etsy. Well, as Tiffany lamps are becoming more and more valuable, these lamps are also going up in value. Metal issues or glass issues I may not see in the pictures.5.Your shipping address for return shipping quote.I will include suggestions and comments along with links regarding shipping and packaging.Contact: Email Len.Daley@yahoo.comPhone: 401-314-6005 (non text line)Or click on the picture to email me. Tiffany stained glass lamp repairs and restorationfor antique slag glass lighting. This type of data sharing may be considered a sale of information under California privacy laws. you just found the slag glass table lamp of the century in the back Below we will teach you to have to identify slag glass and give you a greater understanding of its value. As you search for a lamp maker's mark, remember that it may be covered up by dust or dirt, so have a cleaning cloth and gentle cleaning solution handy. These easily sell for thousands when in excellent condition, with Tiffany being the top of the line, of course. Tiffany stained glass lamp repairs and restoration, Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze, Click HERE to view my many workbench articles, Whether Victorian Pressed Glass - Sowerby Pressed Glass Colours 1875-1885 Slag glass producers mark their products with the companys initials or the companys logo. Antique Lamp Supply recommends picking up the lamp and looking for a manufacturer's symbol, name or date stamp embedded into the base. Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. American companies (Taylor, Northwood, Dugan, Akro Agate, Westmorland) began manufacturing this type of glass during the late 19th to early 20th century. Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium(?) In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. All glass panels are original to the early 20th century. A Victorian purple and white British pressed malachite / slag glass bowl. and resources. In the 1880's the company began producing pressed glass tableware, such as milk glass, malachite/slag glass, and their famous Pearline range. Search out lamp collectors groups or take your lamp to a lamp repair shop or an antique dealer to get an opinion on your antique table lamp's value and age. My old world craftsmanship Business directories of that era list a Chicago Mosaic Lamp Co. in 1905, 1910, and 1914. you just found the slag glass table lamp of the century in the back This type of glass was used to make all types of glassware, including panels for lamp shades. Milk Glass Lampshade. A Victorian turquoise and white British pressed malachite / slag glass spill vase. Slag glass is named after silicate slag, a colorful material that is a byproduct of molten steel. Antique Purple and White Slag Glass Cake Stand, Antique EF Industries Green Slag Glass Table Lamp. To enable personalized advertising (like interest-based ads), we may share your data with our marketing and advertising partners using cookies and other technologies. $463.00. Appraise and find makers marks for Slag Glass Lamp - Marks4antiques It is important that you can recognize the authenticity of the item you are looking to buy. Made by Sowerby, pattern number 1223. A Victorian purple and white British pressed malachite / slag glass half pint tumbler. This is one of the most common uses for slag glass, and you'll see many slag glass chandeliers and other fixtures in antique shops. My knowledge of lighting , materials and It formed at a very low temperature which made it faster and It formed at a very low temperature which made it faster and When identifying authentic slag glass, pay close attention to the marbling. Plus Return Shipping Tiffany stained glass lamp repairs and restoration for antique slag glass lighting. 1. Manufacturer unknown. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. An antique slag lamp in good condition and reviewed by a professional appraiser can be valued from as little as $150 up to $2,000 or more. Peachblow was produced between 1955 and 1963. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. There is another theory that slagware, and some other glass decorated with multi-colored enamels, were made up from odds-and-ends of glass left over at the end of the day, Webber reiterates.3, The most common base colors include white, cream, primrose, and blue. BRL 718.95, BRL 898.69 Made by Davidson, pattern number 234. Dirk Van Erp Studio Van Erp's earliest lamps are signed near the center of the underside of the lamp, with the windmill logo Edward Miller and Company. An Identification Guide for Beginners, Flexible Flyer Sleds: A Closer Look at History, Value, and Quality, Vases, Compote, Creamer, and Bowls, Lot of 7. Message the Seller. It was my grandmothers and is over 60 years old. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. This type of information could make a difference in the price of your lamp and without knowing, I must assume there is no indication of the maker on this piece. Category Early 20th Century American Arts and Crafts Table Lamps. You can also send photos once I've connected you. Nostalgic Bulbs: Introduction to Lamp Wire & Cords, How to grow your own herb garden in any indoor or outdoor space, How to Identify Antique Hand-Painted Lamps. antiquerose 4 years ago. Made by Sowerby, pattern number 1299, marked. Another early slag glass was the purple malachite glass by Sowerby, which was sold in the United States under the name "blackberries and cream." 73- Important Duffner and Kimberly leaded lamp. After: Made 1 mold bent 1 large caramel curved glass panel and 2 blue pieces. Caramel 'Slag Lamp' Value Lights Up - Antique Trader Identify your Imperial Glass Marks. My old world craftsmanship nice quality glass . When iron-ore is smelting during steel production, the remaining residue is a glass-like, glossy material. Antique Slag Glass Lamps - Etsy You can determine the age of a piece of slag by finding the date of production. Most glass is not marked. Real slag will always have a creamy marble effect. WorthPoint is the largest resource online for identifying, researching and valuing antiques. Forms ranged from covered animal dishes to lamps to water goblets. This lamp at auction today would bring around. (Source). On the other hand, Tiffany Studios decorative items sold for several thousand dollars. between these sections are easily repaired and can retain the same Made by Davidson, pattern number 121. Antique Lamp Supply recommends picking up. Slag glass was a sought-after material for decorative items from the late 19th to the early 20th century. Ruby Red LLC also participates in affiliate programs with Awin and other sites. with copper that will give the break extra support. Modern day slag glass manufacturers in the U.S. include Fenton, Mosser, Summit and Boyd Glass. Slag Glass Identification and Valuation - Antique Answers I have a vintage slag glass desk lamp with the mark cCco on Gas Lamp With Milk Glass Shade. Those partners may have their own information theyve collected about you. in the middle of a section the repair will be performed on the The value of slag glass antiques ranges from $20 - $20,000. Malachite / Slag Glass Identification Guide + Gallery Made by Davidson, marked. True slag glass is marbled and has a variety of bright colors. Midcentury hits include some of the lamp styles by Stiffel, Louis Poulsen, George Kovaks, George Nelson and Jonathan Adler. He has extensive experience in the field of buying and selling antiques and collectibles. You'll find slag glass in blues, browns, and greens as well, though these colors are rarer than the brown/white/cream and purple formulations. During the 1920's designs changed to reflect the new Art Deco trends. She added custard glass to the companys color line in 1969 and iridescent (carnival) in 1972. Any piece of glass with this trademark can be accurately dated to the period 1880 to 1891. The marble should never be streaky and it should blend well with the color of the glass. The key to determining if a piece of glass is true slag or just a handsome example of pressed glass is to look for glass that is obviously and richly marbled rather than simply colored or streaked. Looking to get more info! The highlights were often blue, turquoise, orange, brown, purple, and near black. Tiffany Studios Bronze Slag Glass Planter Grape Pattern - Fair Cond. I think the one c stands for a casting company. When identifying slag glass, look for a marbling effect. Just the opposite is true. Darkpoison1367 5 months ago. Rubber and vinyl coated wires were not used until the post-World War II era. They also had their own foundry and mold shop for producing molds for their own use and for others. This type of glass was used to make all types of glassware, including panels for lamp shades. Made by Davidson. Etsy uses cookies and similar technologies to give you a better experience, enabling things like: Detailed information can be found in Etsys Cookies & Similar Technologies Policy and our Privacy Policy. Sale Price BRL 2,401.91 Step 1 Quote & Pricing between these sections are easily repaired and can retain the same Pictures of both the inside and outside of the lamp.2. It is hard to keep fragile glass intact for decades. L.