Manufacturer unknown. You can determine antique slag glass with a few steps: Slag glass antique items can run anywhere in value from a low of $50 to a high of $1,500. She added custard glass to the companys color line in 1969 and iridescent (carnival) in 1972. in the middle of a section the repair will be performed on the original metal finish the repair may be less noticeable. A Victorian green and white British pressed malachite / slag glass bowl / pin dish. 4. Each large serving dish is 2.5 inches tall x 10.25 inches long x 9.25 inches wide. They bring a sense of the past into a home and they add a pop of color. any ideas? officialfuel 11 years ago. Copper Producers. Set where you live, what language you speak, and the currency you use. Gas Lamp With Milk Glass Shade. Unsigned decorative glass items like compotes and vases tend to sell between $5 $50, even if they are from the 19th century. Most homes in the late 19th century and even some older homes today could be found using a slag glass lampshade as decor. It is a mistake to assume since many of the pieces are reproductions, the quality is low. This would still give the marble effect without the use of actual slag. The company mass-marketed lamps, tableware, and tumblers. The lamp holds three light bulbs and the shade adjusts in height from 18" to 24" tall. cheaper to use. The value of slag glass antiques ranges from $20 $20,000. 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. Made by Sowerby, pattern number 1258, marked. Tiffany, Roycroft or Steuben lampshades made with slag glass can command prices of up to $20,000. Start by identifying the style of table lamp you have, such as whether it is an art nouveau lamp, an art deco lamp or a hurricane or ship's lamp. What we do know is, as the name suggests, that the Chicago Mosaic Lamp Company was located in Chicago, IL. it will be like a hair line. Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze Click HERE to view my many workbench articles A Victorian purple and white British pressed malachite / slag glass spill vase. This is because the top manufacturers of the day often did leave any identifying brand marks on the fixtures. As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . 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. Real slag glass will not have a solid color but rather a blended, marble look. Atglen, PA: Schiffer Publishing, 2003. Slag glass is no longer produced as it once was. Molds of L. G. Wright. Real or Repro. A Victorian blue and white pressed malachite / slag glass vase. You can also send photos once I've connected you. Manufacturers experimented with different methods to achieve this malachite-like look. with copper that will give the break extra support. Made by Sowerby, pattern number 1299, marked. Did we forget one? Cheap foreign imports in the late 1990s resulted in L. G. Wrights demise in 1999. Find the Value of your L. G. Wright Glass. Take full advantage of our site features by enabling JavaScript. Made by Davidson, marked. A variety of opaque glass plates, mostly of the Victorian era. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. It should not have white streaks mixed into the color, nor should it be one solid color. A green and white Czech pressed malachite / slag glass vase. Metal issues or glass issues I may not see in the pictures. antiquerose 4 years ago. A Victorian blue and white pressed malachite / slag glass spill vase. Most antique slag items are brown, blue, green, or purple. All rights reserved. Made by Davidson, marked. 2022 HEIRLOOMS AT HOME & AGELESS HEIRLOOMS. A Victorian purple and white British pressed malachite / slag glass bowl in the form of a nautilus shell. between these sections are easily repaired and can retain the same known for its ability to retain detail when removed from its master L. G. Wright reproductions tend to be thicker than period pieces. Fenton uses snap rings, so most of their pieces will not have a pontil mark. All glass panels are original to the early 20th century. So keep your eye out for glass made by these companies from the 19th century. If your examination of the lamp turns up nothing useful, don't give up! Unsigned decorative glass items like compotes and vases tend to sell between $5 - $50, even if they are from the 19th century. and skills can help you. Table lamps with missing white metal Most lamp frames consisted of 3-8 sections of metal Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. This marbling is one of the best ways to identify slag glass. In most cases She has also managed an online antiques community. (20% off), Sale Price BRL 4,901.91 American slag glass makers included Westmoreland Glass, Boyd Glass, Imperial Glass, among others. Share this conversation. Slag glass is named after silicate slag, a colorful material that is a byproduct of molten steel. She added custard glass to the company's color line in 1969 and iridescent (carnival . The dimensions Length x Height.3. 73- Important Duffner and Kimberly leaded lamp. Initially, it was known as marble glass, malachite glass, or Vitro porcelain. Identify your Imperial Glass Marks. or Handel lamp that needs a little love. 4,043. My knowledge of lighting , materials and Other times when tears or breaks occur On the other hand, Tiffany Studios decorative items sold for several thousand dollars. Opal an opaque white glass the first Vitro-Porcelain colour produced in 1876 followed by: Turquoise a pale blue glass in the same year. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. Brown malachite slag glass pieces are the rarest and most coveted colors of slag glass. cheaper to use. White Metal Repairs by Len Daley Antique slag items are usually brown, blue, green or purple. It is unlikely that any American glass factory produced Mary Gregory -style glass before Westmoreland Glass Company's 1957 line. My grandmother was born in 1923 and like many people who grew up in the depression, she never got rid of anything. Cloudflare Ray ID: 7a2ec81f8e277d0f historical building groups and antique lighting dealers. mold. known for its ability to retain detail when removed from its master The value of slag glass antiques ranges from $20 - $20,000. A Victorian turquoise and white British pressed malachite / slag glass bowl or spill vase. Prices go up significantly if a light is signed by a . Custom Mold $135 Bent Glass Panels $105 Metal work $50 hr. An avid antiques collector herself, Kate has written about antiques for many years. . . Slag glass producers mark their products with the companys initials or the companys logo. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. . Serious antique glass collectors will be familiar with "slag glass" which became popular in the late 1800s and is still made today. Metal and glass,unknown maker. Sales, Koscherak Brothers, and F. Pavel. While collectible, the price range varies greatly depending on the item and manufacturer. This is a big part of why slag glass is so valued today. 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. in the middle of a section the repair will be performed on the Some glass makers use punty rods to hold a glass piece during the crafting process. For instance, bronze lamp bases topped by leaded glass shades could be the hallmark of American designer Louis Comfort Tiffany. Turning off the personalized advertising setting wont stop you from seeing Etsy ads or impact Etsy's own personalization technologies, but it may make the ads you see less relevant or more repetitive. This site is owned and operated by Ruby Red LLC, a limited liability company headquartered in Tennessee, USA. 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. you just found the slag glass table lamp of the century in the back The older piece, the greater value it has. If the cord does not look old, someone may have replaced the original. 6 Vintage Action Figures That Are Valuable Today. maker signed, c19. When it's removed, it leaves a mark called a pontil mark. Learn more. Real slag glassware will also never just be one solid color, it will always be blended. Art Deco Vaseline Slag Glass Smoking Stand Ashtray Electric Lighter. interior. How to Look at a House reports that polarized outlets and plugs were introduced in the 1880s, but they were not popular at first and did not become standard until the mid-20th century. In most cases It consists of eight arms with points of light and an interior point of light. 2023 - WorthPoint Corporation | 5 Concourse Parkway NE, Suite 2900. It is not signed. Today's retail prices for slag glass table lamps range from about $500 to $1,500, depending on condition, style, size and purchase venue. Manufacturer unknown. Atterbury & Company, Challinor Taylor & Company, and H. Northwood Glass Company are some well-known manufacturers from the United States. By Hiddenchakra 8 months ago. 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. After: Replaced 24 curved pieces,foiled, solder and patina. Made by Sowerby, pattern number 1231, marked. that had to be alloy soldered together. . How to Look at a House: When Did the Code First Require Electric Receptacle Outlets to be Polarized? Looking to get more info! This will ensure that the money you are spending is worth it. Manufacturer unknown. (25% off), Sale Price BRL 435.68 It has distinctive a distinctive knob pattern and comes in a variety of colors. Business directories of that era list a Chicago Mosaic Lamp Co. in 1905, 1910, and 1914. It is impossible to identify which glass company made L. G. Wright glass pieces. 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 [email protected]: 401-314-6005 (non text line)Or click on the picture to email me. A Victorian purple and white British pressed malachite / slag glass bowl. 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. 91 - Red Slag Glass Lamp ornate metal and eight panel red shade, bottom trim one one section is loose as seen, 23 inches tall, base is . This website uses cookies to improve your experience. Popular slag glass lampshades shapes included mushroom, dome and flower petals. Tiffany Studios Bronze Slag Glass Planter Grape Pattern - Fair Cond. 28 bids. Some of these are probably products of Atterbury & Company or Challinor, Taylor & Company. Manufacturer unknown. Table lamps with missing white metal 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. Production began on January 13, 1904. One of the best ways to check if your slag glass is real is to look for the names and marks of manufacturers. Antique Arts & Crafts Royal Art Glass Co. Slag Glass Lamp, c1920. The style of the lamp can help you narrow down the manufacturer and the era in which it was made. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. A Victorian blue and white British pressed malachite / slag glass creamer jug. Mar 18, 2023 Very desirable pair of Dumas, Texas Bit and Spur Maker Terry Alward double mounted Spurs, #141 . Those partners may have their own information theyve collected about you. I can best help you after you email pictures. (Source). Chervenka, Mark. Work with a qualified appraiser to help you identify the manufacturer and type of slag glass antiques you have, including antique glass insulators, to determine the true market value. Original Price BRL 2,616.52 Sale Price BRL 2,401.91 Manufacturer unknown. A Victorian purple and white British pressed malachite / slag glass basket shaped spill vase. Slag glass, also commonly known as Malachite glass, is pressed glass made in the same way as Milk glass, but with coloured streaks to create a marble effect. Real slag will always have a creamy marble effect. Made by Sowerby, pattern number 1192, marked. (20% off), Sale Price BRL 718.95 Antique Lamp Supply recommends picking up the lamp and looking for a manufacturer's symbol, name or date stamp embedded into the base. known as a maker of high-quality products. Original Price BRL 544.61