Dirk Van Erp Studio. Slag glass was made by British companies Sowerby, Davidson and Greener during the Victorian era, around the 1880's/90's, and was also produced in other European countries, most notably France. In more recent years it was made by Imperial Glass, by Westmoreland Glass, by Akro Agate, and several other companies. Antique Lamp Co. provides an antique lamp identification chart that illustrates many basic lamp styles. Outstanding full floral Duffner and Kimberly dogwood lamp. Note whether the cord and plug look old. Made by John Derbyshire of England. Lamp manufacturers often use their own shapes, carvings, custom colors or other details. It's also possible that the shade of your lamp was replaced somewhere along the line, so the lamp base and shade may not be an original pair. A Victorian purple and white pressed malachite / slag glass spill vase, with stork or heron bird design. Made by Sowerby, marked. 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. They can replace doors; add glass inserts, decorative moldings and other . 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. and resources. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. : r/Antiques. A Victorian blue and white British pressed malachite / slag glass bowl or spill vase. Answered in 1 minute by: 10/25/2020. contacts will be at your service. Values. This created the marbled effect and bright variations in color that make slag glass so unique. Grandmother's old lamp not "true" slag glass but still catches eye of appraiser to the tune of $300-$400. They are a great way to add color to any room. This color pattern led to the "brown malachite" and "brown marble" names. Old House Journal reports that many early 20th-century lighting fixtures were made of brass, typically finished with a coat of lacquer. barn or at an estate sale. Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze Click HERE to view my many workbench articles. In 1905, John and Frank Fenton of Ohio opened the Fenton Glass Company. In most cases 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. Georgetown MD, USA. All glass panels are original to the early 20th century. A Victorian purple and white British pressed malachite / slag glass cup. The value of slag glass items can also be determined by the condition of the item. . We also have an in-depth encyclopaedia guide on many types of glassware, with lots of information and pictures. Free shipping on many items | Browse your favorite brands | affordable prices. It is unlikely that any American glass factory produced Mary Gregory -style glass before Westmoreland Glass Company's 1957 line. 70.32.96.88 Mar 26, 2023 Silk Embroidered . A Victorian purple and white British pressed malachite / slag glass spill vase. Well, as Tiffany lamps are becoming more and more valuable, these lamps are also going up in value. The SUCCESS burner was Pilabrasgo's "claim to . in the middle of a section the repair will be performed on the By determining the year a table lamp was manufactured, you can learn a lot of information that can help you discover its value or find any replacement parts needed. It formed at a very low temperature which made it faster and The company, based in Jeannette, Pennsylvania, rebranded in 1898 and took on the name Jeannette Glassware. Made by Davidson, marked. Twisted, fabric-covered cords usually indicate turn-of-the-century lamps, according to Nostalgic Bulbs. (20% off). Purple is the most common slag glass color. Would anyone know the company that might of cast this lamp base? Find the Value of your L. G. Wright Glass. barn or at an estate sale. Once you know the style of lamp you have, finding a vintage lamp manufacturers list of makers within that style is much easier. (7) $350.00. The Fenton Art Glass Company is a glass manufacturer founded in 1905 by brothers Frank L. Fenton and John W. Fenton. Markings for Bigelow and Kinnard, Kramer, Steuben, Bradley and Hubbard, Stickley, Gorham, Wilkinson and Jefferson also have high value. Copper Producers. 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. It is a mistake to assume since many of the pieces are reproductions, the quality is low. Ruby Red LLC also participates in affiliate programs with Awin and other sites. Challinor would instead combine two colors of molten glass. Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. (10% off), Sale Price BRL 2,093.21 Category Early 20th Century American Arts and Crafts Table Lamps. parts presents an extensive restoration process were removing an Made by Davidson, marked. Many manufacturers used colored slag glass to create elaborate patterns in the lamp bases and shades, while others used the glass to create everyday scenes and landscapes. 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. The smaller boudoir lamps can be 7 or 10 inches. Hedgewalker 10 years ago. View more in our L. G. Wright Glass Price Guide. SLAG GLASS LAMP - Salem Brothers, circa 1920, SLAG GLASS LAMP - Salem Brothers, circa 1920, Arts & Crafts Spelter Lamp in gold finish with Gothic detailing, having a six-panel caramel slag glass dome 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. The period from the 1950s to 1970 was L. G. Wright's golden age. officialfuel 12 years ago. When iron-ore is smelting during steel production, the remaining residue is a glass-like, glossy material. Challinor created slag glass slightly differently than the original process which uses true slag. Lamp Maker's Mark One of the first places to look for a date stamp or the maker's hallmark begins with an examination of the base of the lamp. 6 Vintage Action Figures That Are Valuable Today. This list is limited to only a few results.Many more items are available to our members through our Price Guides! original metal finish the repair may be less noticeable. A Victorian purple and white British pressed malachite / slag glass tumbler. List of Vintage Lamp Manufacturers Advertisement About Paul Phipps Mar . The marbling is sometimes compared to tortoiseshell. Leading American Slag Glass Makers With the export of these beautiful creations to the United States market, nineteenth-century American producers also entered into slag glass production. Made by Imperial Glass, marked. Some of these are probably products of Atterbury & Company or Challinor, Taylor & 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. Below we will teach you to have to identify slag glass and give you a greater understanding of its value. Also, add in any background information you have, and add in a question so we know what you want from . (A complete list of the molds sold in 1999 to other firms.). The value of slag glass is determined by the rarity of the item and the color. 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. original metal finish the repair may be less noticeable. She has also managed an online antiques community. This illustrated guide provides marks found on both antique and contemporary collectible glass and includes dating information if known. Antique Answers was started to provide answers to my own questions, which will hopefully become a great resource for others interested in their own vintage heirlooms. Modern slag glass is still being made today in USA, and comes in a variety of colours. She added custard glass to the company's color line in 1969 and iridescent (carnival . Oil Lamp Maker's marks are usually to be seen on the wick winder button and occasionally elsewhere. Made by Davidson. To complete your quote for restoration if you include the following. Gilded bronze. The value of slag glass antiques ranges from $20 $20,000. Bradley & Hubbard (Attr.) Metal issues or glass issues I may not see in the pictures. Other clues may include a delicate polychrome finish or gilt, which could indicate Depression era lamps. Business directories of that era list a Chicago Mosaic Lamp Co. in 1905, 1910, and 1914. A Victorian purple and white British pressed malachite / slag glass half pint tumbler. A Victorian purple and white British pressed malachite / slag glass "Just a Thimble Full" shot glass. On the interior of the break in most cases I create a bridge Real slag glassware will also never just be one solid color, it will always be blended. Today's retail prices for slag glass table lamps range from about $500 to $1,500, depending on condition, style, size and purchase venue. 205 - Grouping of Glass Flowers Leaves Slag Grouping of Glass Flowers and Leaves, some appear to be Slag glass. Made by Davidson, marked. A Victorian blue and white British pressed malachite / slag glass spill vase. . with copper that will give the break extra support. between these sections are easily repaired and can retain the same Separations, cracks or breaks Unusual slag glass lamp, angled gilt metal base and shade with. Forms ranged from covered animal dishes to lamps to water goblets. MushusBoutique. Slag glass lamps are one of the most sought-after items made of slag glass. The lamps and shades often included intricate bronze and brass metalwork featuring scrolling floral, foliate, relief and decorative patterns. Many antique lamps of these periods were made with stained glass, rather than slag glass, and a careful review of the glass opacity and patterns is necessary to determine the difference. What we do know is, as the name suggests, that the Chicago Mosaic Lamp Company was located in Chicago, IL. White Metal Repairs by Len Daley Check lamp guides or available reference books to determine the manufacturer, lamp model and production year based on any clues you have found. Antique Purple and White Slag Glass Cake Stand, Antique EF Industries Green Slag Glass Table Lamp. parts presents an extensive restoration process were removing an These easily sell for thousands when in excellent condition, with Tiffany being the top of the line, of course. 2002-2023 LoveToKnow Media. Most lamp frames consisted of 3-8 sections of metal Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. After . Assuming you have a table lamp with a large painted glass shade, then your shade should measure as 14, 15, 15.5, 16, or 18 inches. This lamp at auction today would bring around. A Victorian purple and white British pressed malachite / slag glass pin dish. Ask Your Own Antiques Question. . One item where slag glass was used often was in the creation of antique oil lamps, chandeliers and lampshades, particularly during the Art Deco and Art Nouveau periods during the late 19th and early 20th century. She added custard glass to the companys color line in 1969 and iridescent (carnival) in 1972. A Victorian purple and white British pressed malachite / slag glass spill 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. Slag glass was a sought-after material for decorative items from the late 19th to the early 20th century. Slag glass is a type of pressed glass that is known for its brilliant and vibrant colors. Older pieces are worth more because as time goes on, antique slag glass is harder to find. For instance, bronze lamp bases topped by leaded glass shades could be the hallmark of American designer Louis Comfort Tiffany. contacts will be at your service. How Much are Slag Glass Lamps? By Hiddenchakra 8 months ago. Identification Tips & History Highlights, One of the most unusual types of antique glass that collectors can investigate, Vaseline glass is absolutely fascinating due to its color, history, and radioactive components. Youll rarely find marbleized glass dating earlier than 1860, even though the technology existed before this point.2. Companies continued to make slag glass items well into the mid-20th century. 20th Century Glass. Metal and glass,unknown maker. For todays collectors, slag glass is a greatly sought-after item that can go for a lot of money. It wasn't until the early 1960s that outlets were converted to both grounding (3-prong) and polarized. Although Wright purchased period molds from Northwood and Dugan, the company ordered hundreds of new molds from firms such as Albert Bostons B. BRL 2,401.91, BRL 2,668.79 It is important that you can recognize the authenticity of the item you are looking to buy. A 1925 Sears, Roebuck and Co. catalog shows "metal table lamps" fitted with "art glass" at prices ranging from $6.90 to $19. A Victorian turquoise and white British pressed malachite / slag glass spill vase. Depending on your type of antique, you'll need to look in specific places and for specific types of marks to better identify your piece (s). Made by Davidson, marked. It is a rather nice example of lamps of this type and I would place a value of $300 to $400. What Is Slag Glass? By far the most common colour for slag glass was purple, but it was also made in blue, turquoise, green, and brown glass. It formed at a very low temperature which made it faster and If the bottom of the base is covered with felt, lift the felt gently to look for signs of the lamp's maker. I would say the lamp is from the 30's or 40's. glass glasses lamps marks plates. These lamps rarely sell for less than 100 dollars. White metal with filigree work was Westmoreland glass was made by the Westmoreland Glass Company of Grapeville, Pennsylvania, from 1890 to 1984. Other times when tears or breaks occur The L. G. Wright molds were purchased by a number of different glass manufacturers. Those partners may have their own information theyve collected about you. Early pieces may be unmarked. 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. A Victorian turquoise and white British pressed malachite / slag glass bowl or spill vase. Maker or style/age of this Lamp? 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. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. Many of the same designs for milk glass were also produced in slag glass. A pair of Victorian purple and white British pressed malachite / slag glass spill vases. It was only made in two colours, blue and lemon yellow, each with a white edge. Made by Sowerby, pattern number 1259, marked. Sales, Koscherak Brothers, and F. Pavel. interior. ToffuttiCutie 12 years ago. French Porcelain & Gilt Metal Lamp - Green Slag Glass Shades-Flower Motif ; Gentleman / Musician Playing Piano* Sculpted Figural Porcelain Table Lamp. Also look on the lighting fixture itself; sometimes, the manufacturer includes a sticker that includes the name, or date of manufacture. (Source). The color quality is another clue. . Antique Lamp Supply recommends picking up. 1. 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. All rights reserved. . Some of the most costly slag glass pieces take the form of lampshades by well-known makers like Handel, Bradley Hubbard, and Tiffany. it will be like a hair line. Most homes in the late 19th century and even some older homes today could be found using a slag glass lampshade as decor. A Victorian purple and white British pressed malachite / slag glass bowl. The dimensions Length x Height.3. 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. It is impossible to identify which glass company made L. G. Wright glass pieces. Depending on the By solartoys 10 years ago. HWA Hsia Glass Co. LTD mark: Imperial Glass Trademarks, Labels & Logos To contribute images or clarify, contact Glass Lovers Glass Database . Separations, cracks or breaks Your caramel slag glass paneled lamp dates from the 1910s through the 1920s. This is because the top manufacturers of the day often did leave any identifying brand marks on the fixtures. Outstanding glass and color. Slag glass is a man-made opaque base glass with marbelized swirls in a different color. In 1914 the company began to make blown ware which it called "Heisey's American Crystal.". Production of slag glass originated in late-19th-century England, where glass manufacturers are thought to have added slag from iron-smelting works to molten glass to create a range of effectsfrom tortoiseshell to marbling. Mychelle is a writer and web designer who is passionate about a wide variety of topics and enjoys sharing her knowledge with readers. Manufacturer unknown. Tiffany Studios Bronze Slag Glass Planter Grape Pattern - Fair Cond. Whether See if holding onto your favorite action figures as a kid has paid off. Sowerby in Gateshead, England is believed to be the first glass foundry to create slag glass. Sale Price BRL 2,401.91 I have a vintage slag glass desk lamp with the mark cCco on the plate that holds the shade on. For instance, some lamps always came with shades of a certain shape, whereas some other styles of lamps had two bases connected together. mold. officialfuel 11 years ago. Lighting FixturesPettingell-Andrews Company, c. 1910, Gas and Electric LampsWelsbach Company, c. 1910. Ruby Red LLC is compensated for referring traffic and business to these companies. Peachblow was produced between 1955 and 1963. any ideas? On the interior of the break in most cases I create a bridge 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. Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. Manufacturer unknown. If your examination of the lamp turns up nothing useful, don't give up! They also had their own foundry and mold shop for producing molds for their own use and for others. A Victorian purple and white British pressed malachite / slag glass vase. and skills can help you. Akron Diamond 120 Gas Table Lamp. Brown malachite slag glass pieces are the rarest and most coveted colors of slag glass. Tiffany stained glass lamp repairs and restorationfor antique slag glass lighting. Click to reveal Colors and Makers. American companies (Taylor, Northwood, Dugan, Akro Agate, Westmorland) began manufacturing this type of glass during the late 19th to early 20th century. Mixing antique pieces with modern amenities is a popular decorating technique.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'antiqueanswers_com-large-leaderboard-2','ezslot_8',165,'0','0'])};__ez_fad_position('div-gpt-ad-antiqueanswers_com-large-leaderboard-2-0'); Jeannette Glassware, originally Jeannette Bottle Works, was founded in 1888. It is not signed. For more information on Malachite / Slag glass, check out the following resources: www.victorianpressedglass.com - Large gallery of Sowerby and other Victorian pressed glass, with catalogue scans. parts presents an extensive restoration process were removing an The value of slag glass antiques ranges from $20 - $20,000. You can also send photos once I've connected you. This leads to marbling in the colors of the glass. A Victorian purple and white British pressed malachite / slag glass tumbler. Popular antique lamp manufacturers you should look out for are: Handel Company. Step 1 Quote & Pricing BRL 435.68, BRL 544.61 In most cases that had to be alloy soldered together. Message the Seller. w/ 3 Tulip Glass Shades* Very Good Condition- Works great. A Victorian purple and white British pressed malachite / slag glass basket shaped bowl. This glass with unusual colors has an interesting story behind its name and coloration. Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. Darkpoison1367 5 months ago. Original Price BRL 898.69 A Victorian purple and white British pressed malachite / slag glass bowl. Manufacturer unknown. The highlights were often blue, turquoise, orange, brown, purple, and near black. between these sections are easily repaired and can retain the same See the patent table below for details. Most glass is not marked. Manufacturer unknown. This is listed on the bottom of most slag glass items, especially lamps. A Victorian purple and white British pressed malachite / slag glass vase. Some later manufacturers include Boyd, Imperial, and Westmoreland. Table lamps with missing white metal By clicking Accept, you agree to our website's cookie use as described in our Cookie Policy. (20% off), Sale Price BRL 718.95