Depending on the rarity of the item, slag glass is worth anywhere from $50 to $1500. Cheap foreign imports in the late 1990s resulted in L. G. Wrights demise in 1999. Separations, cracks or breaks Another example in the list of famous lamp makers is Frankart Inc. of New York whose lamps were the premier lamps of the Art Deco period (circa 1920s-1930s) with elaborate figural bases and impressive designs that intrigued 1920 flappers and 2020 collectors alike. A Victorian purple and white British pressed malachite / slag glass bowl. Modern slag glass is still being made today in USA, and comes in a variety of colours. Fenton uses snap rings, so most of their pieces will not have a pontil mark. Wrights early customers included reproduction wholesalers such as AA. As the 1930s ended, Wright was buying glass from Cambridge, Fenton, Morgantown, and Westmoreland. 979664 Tiffany Studios. This illustrated guide provides marks found on both antique and contemporary collectible glass and includes dating information if known. Lamps from that time period may be made from lower-quality metals that would then be painted or gilded. view larger image of . (Source). Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. Slag Glass - Kovels Business directories of that era list a Chicago Mosaic Lamp Co. in 1905, 1910, and 1914. My knowledge of lighting , materials and Outstanding glass and color. A Victorian purple and white pressed malachite / slag glass spill vase. A Victorian green and white British pressed malachite / slag glass bowl / pin dish. Most glass is not marked. BRL 401.93, BRL 502.41 Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. Prices for slag glass lamps start at $150 and top out at $13,250 with the average selling for $1,250. In most cases in the middle of a section the repair will be performed on the These were seen for sale at a flea market in 2018. Gilded bronze. Many of the same designs for milk glass were also produced in slag glass. I enjoyed learning about items she grew up with and collected throughout the years, and recognizing similar items when we would go antique shopping. Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. All rights reserved. Paducah, KY: Collector Books, 2005. Malachite / Slag Glass Identification Guide + Gallery On the interior of the break in most cases I create a bridge Identify your Imperial Glass Marks. 20th Century Glass. Contact Us. White metal with filigree work was Public Auction Sale: 03-16-2023 Stained Glass Lamps, Antiques, Collecti Collectors Weekly reports that, while table lamps are extremely common, they are also often creatively and artistically designed, which might not only make them collectible but can also make it easier to identify the manufacturer. Made by Davidson, marked. Slag Glass Lamp & Base $500. In the USA slag glass was made in the 19th century by Atterbury & Co., Challinor Taylor & Co., and H. Northwood Glass Co. Westmoreland Glass - Kovels Frankart Inc. lamps have bases that highlight female figures holding or . Another early slag glass was the purple malachite glass by Sowerby, which was sold in the United States under the name "blackberries and cream." I will include suggestions and comments along with links regarding shipping and packaging. Thank you. Most lamp frames consisted of 3-8 sections of metal 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. 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. A green and white Czech pressed malachite / slag glass vase. Atlanta, Georgia 30328 | 877.481.5750, Great Discoveries: Antique Pharmacy Items Found Amid Renovation, Great Discoveries: Antique Bottle, Message Found Beneath Floor in Scotland. Depending on the I can best help you after you email picturesTo complete your quote for restoration if you include the following.1. Very ornate antique brass and marble Bridge Lamp, circa 1920s, with with copper that will give the break extra support. Slag Glass Lamps - Ideas on Foter Founts, chimneys and shades may have been made by others. This type of data sharing may be considered a sale of information under California privacy laws. What Is Slag Glass? - The Spruce Crafts The mosaic glass created in Pittsburgh was a mixture of purple and either white or an opal shade. Typically slag glass antiques will be vases, dishes, bowls and decorative figurines and picture frames. Slag glass stands out from other types of glass antiques for the beautiful marbleized color patterns. The lamp holds three light bulbs and the shade adjusts in height from 18" to 24" tall. A Victorian blue and white pressed malachite / slag glass small tankard. $24,900.00. existing metal part and casting a new part. contacts will be at your service. Made by Davidson, marked. How to identify a slag glass lamp - Mylampsale.com If you're asking a question about an antique make sure to have photos of all sides of the object, and close-ups of any maker's marks. Hedgewalker 10 years ago. Have a magnifying glass handy; often the marks are very small. Outstanding full floral Duffner and Kimberly dogwood lamp. True slag glass is richly marbleized, deeply colored glass rather than glass that is colored with pale swirls or streaks, which is also known as malachite, marbled and variegated glass. Sowerby also created several other color formulas including Giallo (yellow), Pomona (green), and Sorbini (blue). that had to be alloy soldered together. ALL RIGHT RESERVED. Miller slag glass lamp, gilt hexagonal shade, Miller slag glass lamp; caramel slag, cast, MILLER 8 BENT PANEL SLAG GLASS LAMP: Attributed, AN AMERICAN SLAG GLASS AND GILT METAL LAMP, SLAG GLASS TABLE LAMP, attributed to Miller, Arts and Crafts Handel / Miller table lamp, Miller table lamp, c. 1905-1920, six-sided, MILLER BENT PANEL SLAG GLASS OIL LAMP: Miller. A Victorian turquoise and white British pressed malachite / slag glass bowl / trough. Manufacturer unknown. A Victorian purple and white British pressed malachite / slag glass vase.   Brazil   |   English (US)   |   R$ (BRL), remembering account, browser, and regional preferences, remembering privacy and security settings, personalized search, content, and recommendations, helping sellers understand their audience, showing relevant, targeted ads on and off Etsy. Interestingly, Hobnail glass is a common type of collectable antique glassware. It should not have white streaks mixed into the color, nor should it be one solid color. But eventually, they moved to West Virginia, which had the raw materials needed for glass production, and began producing their own glassware-with great success. Among other uses, slag glass was a popular material for lampshades . Your IP: Each large serving dish is 2.5 inches tall x 10.25 inches long x 9.25 inches wide. Vintage Slag Glass Value (Identification & Price Guides) - Noname Antiques When it's removed, it leaves a mark called a pontil mark. Manufacturers used the glass in molds to make bowls, compotes, vases, plant cache pots, and more. Manufacturer unknown. Powered By OpenCart My slag glass lamps for sale change and update 2023, Tiffany, Handel, Bradley & Hubbard lamp repairs, Historical heirloom restoration and conservation. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. 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. They can replace doors; add glass inserts, decorative moldings and other . Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. : r/Antiques. Forms ranged from covered animal dishes to lamps to water goblets. Original Price BRL 2,616.52 Some of the most popular manufacturers were Miller, Bradley & Hubbard, Empire Lamp Manufacturing Company, Pittsburgh Lamp, Brass and Glass Company, H.E. I inherited a green, leaded glass, globe lamp shade that I Most companies have halted the production of slag glass items altogether. A variety of opaque glass plates, mostly of the Victorian era. This will ensure that the money you are spending is worth it. Manufacturers experimented with different methods to achieve this malachite-like look. Made by Sowerby, marked. (25% off), Sale Price BRL 435.68 Maybe inherited a Tiffany stained glass lamp Made by Davidson, pattern number 121. White Metal Repairs by Len Daley Antique Lamp Supply recommends picking up. $463.00. Newer slag glass has been produced by several companies in the latter half of the 20th century. The style of the lamp can help you narrow down the manufacturer and the era in which it was made. It has distinctive a distinctive knob pattern and comes in a variety of colors. HWA Hsia Glass Co. LTD mark: Imperial Glass Trademarks, Labels & Logos To contribute images or clarify, contact Glass Lovers Glass Database . and skills can help you. A Victorian purple and white British pressed malachite / slag glass bowl in the form of a nautilus shell. strength as when manufactured. In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. Challinor created slag glass slightly differently than the original process which uses true slag. Pictures of both the inside and outside of the lamp.2. The electrical cords of antique electric lamps had prongs which were the same size, unlike modern plugs which have one prong larger than the other. w/ 2 of the tulip panes are Cracked* In one of the 3 shades ; Needs restoration* The Lamp would sell for $795- $1200 USD. 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. Table Lamps; Floor Lamps; Desk Lamps; Lamp Shades; Outdoor Lighting; . Victorian Pressed Glass - Sowerby Pressed Glass Colours 1875-1885 About Heisey Glass - National Heisey Glass Museum - heiseymuseum.org Made by Sowerby, pattern number 1154. Tiffany Studios Lamp Mark Duffner and Kimberly. it will be like a hair line. Davidson Glass Identification Guide | Glass Encyclopaedia Real slag will always have a creamy marble effect. Antique Slag Glass Lamps | Collectors Weekly For example, manufacturers also made slag glass by mixing metal oxides with enamel glass. The company mass-marketed lamps, tableware, and tumblers. Serious antique glass collectors will be familiar with "slag glass" which became popular in the late 1800s and is still made today. According to Norman Webber, some companies referred to slagware as end of the day wear because glassmakers collected slag from the surface of iron right before they poured it at the end of the day.