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Made by Sowerby, pattern number 1400, marked. This will ensure that the money you are spending is worth it. Made by Sowerby, pattern number 1148. Most glass is not marked. Antique Slag Glass Lamps - Etsy Glass manufacturers were thought to have added slag from iron smelting to molten glass. 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. True slag glass was originally produced in England during the last quarter of the 19th century when, simply put, it is believed slag from iron-smelting was added to molten glass to achieve a marbling effect in a variety of colors. Vintage Slag Glass Value (Identification & Price Guides) - Noname Antiques Antique Slag Glass Lamps | Collectors Weekly By Hiddenchakra 8 months ago. For instance, some lamps always came with shades of a certain shape, whereas some other styles of lamps had two bases connected together. Shop Similar at WAYFAIR Up to 70% OFF Every Day at Wayfair As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . Malachite / Slag Glass Identification Guide + Gallery Decorative patterns include Mary Gregory glass. A Victorian blue and white British pressed malachite / slag glass bowl or spill vase. . BRL 4,901.91, BRL 6,535.89 The result is a material that lies somewhere between porcelain and glass. nice quality glass . $435.00. maker signed, c19. The Pittsburgh Lamp, Brass & Glass Company was assigned at least five lighting-related patents between August 28, 1900 and March 21, 1916. How to identify a slag glass lamp - Mylampsale.com 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. These were seen for sale at a flea market in 2018. The tureen does not have a makers mark. Some of the most costly slag glass pieces take the form of lampshades by well-known makers like Handel, Bradley Hubbard, and Tiffany. It formed at a very low temperature which made it faster and If the cord does not look old, someone may have replaced the original. Made by Sowerby, pattern number 1192, marked. List of Famous Lamp Makers - Dr. Lori Ph.D. Antiques Appraiser Other times when tears or breaks occur Powered By OpenCart My slag glass lamps for sale change and update 2023, Tiffany, Handel, Bradley & Hubbard lamp repairs, Historical heirloom restoration and conservation. Learning how to identify and value this glass can help if you are looking to collect or just learn more about this interesting glassware. After . Made by Davidson, pattern number 234. Popular antique lamp manufacturers you should look out for are: Handel Company. By solartoys 10 years ago. Markings for Bigelow and Kinnard, Kramer, Steuben, Bradley and Hubbard, Stickley, Gorham, Wilkinson and Jefferson also have high value. mold. Early 20th-Century Bradley & Hubbard Lamp | Antiques Roadshow | PBS A Victorian blue and white British pressed malachite / slag glass spill vase. 44 Vintage lamps ideas | vintage lamps, lamp, glass lamp - Pinterest Made by Davidson, marked. Ask Your Own Antiques Question. Love Immortal: Antique Photographs and Stories of Dogs and Their People. Explore other items from ourAntiques & Collectibles Price Guide. Best 15 Custom Cabinet Makers in Wetzlar, Hesse, Germany | Houzz Made by Stlzle. A Victorian turquoise and white British pressed malachite / slag glass bowl or spill vase. Tiffany stained glass lamp repairs and restorationfor antique slag glass lighting. Tiffany Lamps: Price Guide and How to Identify an Original - Invaluable What we do know is, as the name suggests, that the Chicago Mosaic Lamp Company was located in Chicago, IL. Slag glass producers mark their products with the companys initials or the companys logo. Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. True slag glass was originally produced in England during the last quarter of the 19th century when, simply put, it is believed slag from iron-smelting was added to molten glass to achieve a marbling effect in a variety of colors. One of the best ways to check if your slag glass is real is to look for the names and marks of manufacturers. The period from the 1950s to 1970 was L. G. Wright's golden age. Slag-Glass Lamp - Elizabeth Appraisals Maybe inherited a Tiffany stained glass lamp In addition, it introduced new forms, shapes, and patterns. parts presents an extensive restoration process were removing an Looking to get more info! Values. How to Identify Fenton Glass: 10 Steps (with Pictures) - wikiHow 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. Fragile, Small bits of . A Victorian purple and white British pressed malachite / slag glass creamer / jug. 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. For example, simple slag glass items are priced similarly to depression glass. Lamp manufacturers often use their own shapes, carvings, custom colors or other details. Manufacturer unknown. Whether A name on the button identifies the maker of the vital lamp burner. A Victorian blue and white pressed malachite / slag glass spill vase. 2023 Active Interest Media All rights reserved. A Victorian blue and white pressed malachite / slag glass vase. A piece of slag glass will be worth more if it is a rare color or a rare item. The lamps and shades often included intricate bronze and brass metalwork featuring scrolling floral, foliate, relief and decorative patterns. parts presents an extensive restoration process were removing an A Victorian purple and white British pressed malachite / slag glass vase. Cast caramel slag glass lamp with floral design on base and shade,. Just the opposite is true. Manufacturer unknown, possibly French factory Sars-Poteries. If your examination of the lamp turns up nothing useful, don't give up! strength as when manufactured. This marbling is one of the best ways to identify slag glass. Public Auction Sale: 03-16-2023 Stained Glass Lamps, Antiques, Collecti BRL 2,401.91, BRL 2,668.79 He has extensive experience in the field of buying and selling antiques and collectibles. I will include suggestions and comments along with links regarding shipping and packaging. Not all L. G. Wright glass was made from period molds. The value of slag glass is determined by the rarity of the item and the color. These lamps rarely sell for less than 100 dollars. or Handel lamp that needs a little love. and skills can help you. The L. G. Wright Glass Company. Examine the color. . 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. barn or at an estate sale. An avid antiques collector herself, Kate has written about antiques for many years. Set where you live, what language you speak, and the currency you use. Some glass makers use punty rods to hold a glass piece during the crafting process. The covered tureen is 7.5 inches tall x 6.5 inches wide. Antique Lamp Co. provides an antique lamp identification chart that illustrates many basic lamp styles. it will be like a hair line. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. You can find antique slag lighting fixtures for sale on websites such as Etsy for as low as $20 or as much as $16,000. This would still give the marble effect without the use of actual slag. Made by Sowerby, pattern number 1259, marked. When molds were acquired from defunct glass companies, L. G. Wright did not always remove the former makers marks. Manufacturer unknown. A Victorian purple and white British pressed malachite / slag glass vase. 17 1/2" diameter 24" high. This is a big part of why slag glass is so valued today. (Source). Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. 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 The Materials Used While materials like iron and clay have been around since antiquity, other materials haven't been around for quite as long. Art Deco Vaseline Slag Glass Smoking Stand Ashtray Electric Lighter. between these sections are easily repaired and can retain the same Antique Lamps Value and Identification Guide They are a great way to add color to any room. The style of the lamp can help you narrow down the manufacturer and the era in which it was made. The period from the 1950s to 1970 was L. G. Wrights golden age. By far the most common colour for slag glass was purple, but it was also made in blue, turquoise, green, and brown glass. Though it's easily mistaken for other glass products produced around the same time period, such as stained glass, slag glass has its own unique look and slag glass items can fetch a wide range of prices. Expert's Assistant: The Antiques Appraiser can help. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. When identifying slag glass, look for a marbling effect. Prices go up significantly if a light is signed by a . A POLYCHROME IRON AND SLAG GLASS TABLE LAMP, : Lot 755 Vintage Antiques Lamps & Lighting Lighting Ideas Glass Table Makers Mark Chandeliers Georgia A Miller USA 1920's bronzed metal and marbled glass table lamp RAISED MAKER'S MARK TO BASE; CIRCA 1910 Glass Lamps White Metal 20th Century Berry Paneling Table Lamp Finally, a Bradley & Hubbard slag glass lamp sold for $584, typical for that style and age of light. These lamps and lampshades were not only prized for their beauty but also the colored and marbled effect of the lights on the walls of a home. The mosaic glass created in Pittsburgh was a mixture of purple and either white or an opal shade. Once you know the style of lamp you have, finding a vintage lamp manufacturers list of makers within that style is much easier. I inherited a green, leaded glass, globe lamp shade that I imagine is perhaps 100 years old. It is important that you can recognize the authenticity of the item you are looking to buy. Manufacturer unknown. This is because the top manufacturers of the day often did leave any identifying brand marks on the fixtures. 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. 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. A Victorian purple and white British pressed malachite / slag glass half pint tumbler. known for its ability to retain detail when removed from its master (20% off), Sale Price BRL 401.93 Made by Sowerby, pattern number 1288, marked. view larger image of . See the patent table below for details. This lamp at auction today would bring around. Also, add in any background information you have, and add in a question so we know what you want from us . Sowerby marketed their slag glass under the name 'Malachite', and this name was used for all the colours they produced, even though technically it should only apply to green, as the name comes from the marbled green mineral 'malachite'. Check out Appraiser's's ANTIQUES ROADSHOW appraisal of this Early 20th-Century Bradley & Hubbard Lamp from Seattle, Hour 3! Click to reveal Custom Mold $135 Bent Glass Panels $105 Metal work $50 hr. Slag glass has a rich history that makes it extremely valuable to collectors. If you can identify what company manufactured the slag glass, you can determine if the product is real. Sales, Koscherak Brothers, and F. Pavel. Antique Week - News Article Antique Gas Lamp. It is impossible to identify which glass company made L. G. Wright glass pieces. 4. My old world craftsmanship Below we will teach you to have to identify slag glass and give you a greater understanding of its value. Before: Removed sections of 24 broken bend glass pieces. White Metal Repairs by Len Daley When looking to purchase real slag glass, look for the marks of the manufacturer. 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. cheaper to use. 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 blue and white British pressed malachite / slag glass bowl. Despite its rarity, you can still find slag glass items in modern homes. White metal with filigree work was Imperial's success was guaranteed by one its first orders -- approximately 20 different items to be supplied to almost 500 F. W. Woolworth stores. with copper that will give the break extra support. American slag glass makers included Westmoreland Glass, Boyd Glass, Imperial Glass, among others. Many of the same designs for milk glass were also produced in slag glass. Made by Sowerby, marked. you just found the slag glass table lamp of the century in the back Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. This illustrated guide provides marks found on both antique and contemporary collectible glass and includes dating information if known. A Victorian purple and white pressed malachite / slag glass spill vase, with stork or heron bird design. Antique Lamps Online | Antique Vintage Lamps In 1969, the company opened a museum adjacent to its gift shop and plant in New Martinsville, West Virginia. Old House Journal reports that many early 20th-century lighting fixtures were made of brass, typically finished with a coat of lacquer. She has also managed an online antiques community. w/ 2 of the tulip panes are Cracked* In one of the 3 shades ; Needs restoration* The Lamp would sell for $795- $1200 USD. Most companies have halted the production of slag glass items altogether. (Source). The smaller boudoir lamps can be 7 or 10 inches. A Victorian purple and white British pressed malachite / slag glass spill vase. Colors and Makers. Challinor Taylor & Co. was one of the most prominent American Slag glass manufacturers. Sale Price BRL 2,401.91 Founts, chimneys and shades may have been made by others. Lamps from that time period may be made from lower-quality metals that would then be painted or gilded. Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. Big named glass companies jumped on the craze, and the most expensive slag glass lamps were produced by Tiffany, Roycroft or Steuben. Slag glass is often used as a catch-all term for any type of pressed glass that is opaque and colorful, but not all glass that fits this description is true slag glass. interior. 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. Depending on the rarity of the item, slag glass is worth anywhere from $50 to $1500. All rights reserved. This material takes on different colors depending on the minerals and elements that are present in the iron. Mar . 5.Your shipping address for return shipping quote. 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. Most lamp frames consisted of 3-8 sections of metal