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Manufacturer unknown for certain but very similar to Sowerby's pattern 1154. Pictures of both the inside and outside of the lamp.2. See the patent table below for details. Learn more. West Virginia Museum of American Glass. 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. Table Lamps; Floor Lamps; Desk Lamps; Lamp Shades; Outdoor Lighting; . Made by Sowerby, pattern number 1259, marked. This marbling is one of the best ways to identify slag glass. what is the Value of your L. G. Wright Glass? 1. Most lamp frames consisted of 3-8 sections of metal My old world craftsmanship Dating items down to the decade can be challenging because manufacturers profited off the popularity of slag glass and re-used the same molds over and over for nearly thirty years.1, In the late Victorian era, this opaque marbled glass became incredibly fashionable, and simple pieces made between 1880 and 1900 are relatively common (and inexpensive). Most antique slag items are brown, blue, green, or purple. Handel Lamps PAT'D NO. A Victorian blue and white pressed malachite / slag glass vase. Values. The tureen does not have a makers mark. It was my grandmothers and is over 60 years old. Other times when tears or breaks occur The result is a material that lies somewhere between porcelain and glass. Custom Mold $135Bent Glass Panels $105Metal work $50 hr.Plus Return Shipping Check your tackle box because these rare fishing lures could help you reel in a fortune. It's quite beautiful. Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. between these sections are easily repaired and can retain the same contacts will be at your service. Imperial Glass - Guide to Value, Marks, History - WorthPoint One of the best ways to check if your slag glass is real is to look for the names and marks of manufacturers. Manufacturer unknown. This incredible glass, Moser glass is considered one of the most collectible types of glass ever molded; from gilt antique vases to delicately blown tumblers, the high quality and beautiful designs of these pieces make t, 7 Most Valuable Rare Antique Fishing Lures You Might Actually Own. original metal finish the repair may be less noticeable. Entrepreneurs in America discovered the popularity of English slag glass lamps: a factory named Akro Agate produced its own version, a name that references cut agate. This type of glass was used to make all types of glassware, including panels for lamp shades. Atlanta, Georgia 30328 | 877.481.5750, Great Discoveries: Antique Pharmacy Items Found Amid Renovation, Great Discoveries: Antique Bottle, Message Found Beneath Floor in Scotland. A Victorian blue and white pressed malachite / slag glass small tankard. Victorian Pressed Glass - Sowerby Pressed Glass Colours 1875-1885 Manufacturer unknown. Slag glass was a sought-after material for decorative items from the late 19th to the early 20th century. Copyright 2023 All Rights Reserved by I would say the lamp is from the 30's or 40's. glass glasses lamps marks plates. I The number of broken pieces.4. Antique Slag Glass Lamps | Collectors Weekly While collectible, the price range varies greatly depending on the item and manufacturer. Aetna: The Aetna Glass and Manufacturing Co. was founded in Bellaire, Ohio in 1880 and stopped production in 1889. they primarily produced goblets. The dimensions Length x Height.3. In 1889 Davidson's introduced one of their most popular and successful lines, a colouring which they called "Pearline". Slag glass was also created by taking two colors of glass and combining them to create what was called "mosaic glass" in 1902 in Pennsylvania by glassmakers Thomas Dugan and Harry Northwood. Antique Slag Glass Lamps | Collectors Weekly Slag Glass - Kovels 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. White metal with filigree work was Akron Gas Lamp. Mar 26, 2023 Silk Embroidered . $71.65 shipping. On the other hand, Tiffany Studios decorative items sold for several thousand dollars. cheaper to use. As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . How to identify a slag glass lamp - Mylampsale.com The Fenton Art Glass Company is a glass manufacturer founded in 1905 by brothers Frank L. Fenton and John W. Fenton. strength as when manufactured. L. G. Wright Glass - Guide to Value, Marks, History - WorthPoint Most companies have halted the production of slag glass items altogether. Made by Davidson, marked. $24,900.00. In more recent years it was made by Imperial Glass, by Westmoreland Glass, by Akro Agate, and several other companies. Prices go up significantly if a light is signed by a prominent manufacturer like Tiffany Studios or, to a lesser extent, Bradley & Hubbard. Manufacturer unknown. 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. Made by Davidson, marked. Pictures of both the inside and outside of the lamp. Any piece of glass with this trademark can be accurately dated to the period 1880 to 1891. Maybe inherited a Tiffany stained glass lamp A variety of opaque glass plates, mostly of the Victorian era. Companies continued to make slag glass items well into the mid-20th century. 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. Davidson Glass information from the Glass Museum on line contacts will be at your service. Decorative patterns include Mary Gregory glass. antiquerose 4 years ago. Just the opposite is true. Antique Identification Marks Guide | LoveToKnow 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. Founts, chimneys and shades may have been made by others. Whether Manufacturer unknown. Original Price BRL 544.61 You can email the site owner to let them know you were blocked. However, the popularity waned at times. Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium Manufacturers experimented with different methods to achieve this malachite-like look. image0.jpg image0.jpg image1.jpg image1.jpg. 2023 Active Interest Media All rights reserved. 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. View Similar Items . A green and white Czech pressed malachite / slag glass vase. Have a magnifying glass handy; often the marks are very small. 2023 LoveToKnow Media. and skills can help you. Sale Price BRL 2,401.91 A glass decoration plant opened in early 1968. 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. mold. 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. Made by Davidson. Prices for slag glass lamps start at $150 and top out at $13,250 with the average selling for $1,250. In 1891, the factory was taken over by Thomas Davidson, George Davidson's son. These included Atterbury & Company, who was one of the United States' earliest producers of slag glass. What is Slag Glass? Price Guide and History - Invaluable Original Price BRL 2,668.79 This glass with unusual colors has an interesting story behind its name and coloration. Made by Imperial Glass, marked. Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. On the interior of the break in most cases I create a bridge A Victorian purple and white pressed malachite / slag glass spill vase. A Victorian blue and white British pressed malachite / slag glass basket shaped bowl. $435.00. From Art Deco to 1970s Contemporary, we tried to list as many lamp manufacturers as we could find. Table lamps with missing white metal Identify your Imperial Glass Marks. between these sections are easily repaired and can retain the same Table lamps with missing white metal known for its ability to retain detail when removed from its master . General Information / Overview - GLASS BOTTLE MARKS interior. Pictures of both the inside and outside of the lamp.2. Would anyone know the company that might of cast this lamp base? . It is a rather nice example of lamps of this type and I would place a value of $300 to $400. Modern day slag glass manufacturers in the U.S. include Fenton, Mosser, Summit and Boyd Glass. Twisted, fabric-covered cords usually indicate turn-of-the-century lamps, according to Nostalgic Bulbs. These are just a few of the companies that produce authentic slag glass. It is impossible to identify which glass company made L. G. Wright glass pieces. Also, add in any background information you have, and add in a question so we know what you want from us . When identifying authentic slag glass, pay close attention to the marbling. Other times when tears or breaks occur As the 1930s ended, Wright was buying glass from Cambridge, Fenton, Morgantown, and Westmoreland. After all, part of the fun of collecting antique glass is solving the hidden mysteries embedd, What Is Vaseline Glass? Manufacturer unknown. Many of the same designs for milk glass were also produced in slag glass. Maybe inherited a Tiffany stained glass lamp [1] The factory at one time was owned by the former West Virginia Glass Company. Related Dictionary Pages: Lancaster Colony, Lancaster Glass, Libbey Glass Company. and resources. This is listed on the bottom of most slag glass items, especially lamps. Slag Glass Lamp (1 - 40 of 587 results) Price ($) Shipping All Sellers early 1900's slag glass lamp catchreleasecollect (73) $1,275.00 1920's-30's Houzex Slag Glass Lamp/Smoking Stand Part ARTCPACKRAT (1,548) $21.99 FREE shipping Antique Old American Art Nouveau Floral Bent Slag Glass Lamp Shade & Base Lamp LeeFamilyAntiques (605) $595.00 Opal an opaque white glass the first Vitro-Porcelain colour produced in 1876 followed by: Turquoise a pale blue glass in the same year. Sowerby also created several other color formulas including Giallo (yellow), Pomona (green), and Sorbini (blue). This guide will explain how slag glass was made, when it was popular, and what its worth. 6 Vintage Action Figures That Are Valuable Today. Public Auction Sale: 03-16-2023 Stained Glass Lamps, Antiques, Collecti Wrights early customers included reproduction wholesalers such as AA. Once you know the style of lamp you have, finding a vintage lamp manufacturers list of makers within that style is much easier. Depending on the rarity of the item, slag glass is worth anywhere from $50 to $1500. view larger image of . (A complete list of the molds sold in 1999 to other firms.). Lamps from that time period may be made from lower-quality metals that would then be painted or gilded. Slag glass, a less elaborate overlay. A Victorian purple and white British pressed malachite / slag glass creamer / jug. that had to be alloy soldered together. Most lamp frames consisted of 3-8 sections of metal If a lamp has brown malachite colors it can easily sell for around 1000 dollars. Manufacturer unknown. A Victorian purple and white British pressed malachite / slag glass vase. A Victorian purple and white British pressed malachite / slag glass footed bowl. original metal finish the repair may be less noticeable. The chart below highlights some recently sold slag glass items. Custom Mold $135 Bent Glass Panels $105 Metal work $50 hr. Most homes in the late 19th century and even some older homes today could be found using a slag glass lampshade as decor. By solartoys 10 years ago. Antique Lamp Co. provides an antique lamp identification chart that illustrates many basic lamp styles. . The older piece, the greater value it has. Maybe inherited a Tiffany stained glass lamp Made by Davidson, marked. In your brief description you failed to mention condition or the presence or absence of any marks or numbers on the base of the lamp. Prices go up significantly if a light is signed by a . Gilded bronze. Imperial's success was guaranteed by one its first orders -- approximately 20 different items to be supplied to almost 500 F. W. Woolworth stores. A Victorian purple and white British pressed malachite / slag glass vase. View more in our L. G. Wright Glass Price Guide. List of Vintage Lamp Manufacturers Advertisement About Paul Phipps Chicago Mosaic Company Lamps - oldlampvalues Made by Sowerby, marked. Manufacturer unknown, similar to a design by W. H. Heppel & Co. A Victorian purple and white pressed malachite / slag glass jug. She added custard glass to the companys color line in 1969 and iridescent (carnival) in 1972. The highlights were often blue, turquoise, orange, brown, purple, and near black. Some old lamps are not just beautiful, they are valuable, too. Metal and glass,unknown maker. Tiffany, Roycroft or Steuben lampshades made with slag glass can command prices of up to $20,000. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. In the 1880's the company began producing pressed glass tableware, such as milk glass, malachite/slag glass, and their famous Pearline range. A Victorian style mid century turquoise and white pressed malachite / slag glass spill vase. in the middle of a section the repair will be performed on the Manufacturer unknown. Also look on the lighting fixture itself; sometimes, the manufacturer includes a sticker that includes the name, or date of manufacture. White Metal Repairs by Len Daley Marks on Glass - Glass Lovers Glass Database Real slag glassware will also never just be one solid color, it will always be blended. 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. Made by Davidson, marked. Peachblow was produced between 1955 and 1963. The colors of slag glass are also a great way to identify authenticity. 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. L. How to Identify Fenton Glass: 10 Steps (with Pictures) - wikiHow So, even if the rest of your lamp looks old, don't let that confuse you. Looking to get more info! Original Price BRL 6,535.89 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. A Victorian purple and white British pressed malachite / slag glass tumbler. Ruby Red LLC is compensated for referring traffic and business to these companies. On the interior of the break in most cases I create a bridge 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). Darkpoison1367 5 months ago. Real slag will always have a creamy marble effect. Click to reveal 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. All glass panels are original to the early 20th century. Depending on the L. G. Wright Glass. Slag Glass Lamp - Etsy (25% off), Sale Price BRL 435.68 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. The company, based in Jeannette, Pennsylvania, rebranded in 1898 and took on the name Jeannette Glassware. strength as when manufactured. Most lamp frames consisted of 3-8 sections of metal Slag glass with no makers marks on it any ideas? historical building groups and antique lighting dealers. A Victorian purple and white pressed malachite / slag glass spill vase, with stork or heron bird design. Outstanding glass and color. . Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. Louis XV style ceiling lamp. or Handel lamp that needs a little love. L. G. Wright used a wide range of colors amber, amberina, blue, cranberry, cranberry opalescent, clear, iridescent (carnival), lemon (pearline) opalescent, pink, Plum, purple slag, ruby, and vaseline. Maker or style/age of this Lamp? It formed at a very low temperature which made it faster and Midcentury hits include some of the lamp styles by Stiffel, Louis Poulsen, George Kovaks, George Nelson and Jonathan Adler. Antique Lamps Value and Identification Guide In the USA slag glass was made in the 19th century by Atterbury & Co., Challinor Taylor & Co., and H. Northwood Glass Co. 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. Whether nice quality glass . Slag Glass Lamps - 54 For Sale on 1stDibs This antique glass is known by other names including: Slag glass is created by using pulverized silicate slag, an ingredient that forms on the top of molten iron as it cools down. ALL RIGHT RESERVED. A Victorian green and white British pressed malachite / slag glass bowl / pin dish. Depending on the You can determine the age of a piece of slag by finding the date of production. I think the one c stands for a casting company. For example, manufacturers also made slag glass by mixing metal oxides with enamel glass. Category Early 20th Century American Arts and Crafts Table Lamps. Slag glass has a rich history that makes it extremely valuable to collectors. contacts will be at your service. Some of the most costly slag glass pieces take the form of lampshades by well-known makers like Handel, Bradley Hubbard, and Tiffany. 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. Contact: Email Len.Daley@yahoo.com Phone: 401-314-6005 (non text line) Or click on the picture to email me. parts presents an extensive restoration process were removing an 20th Century Glass was established in 2004 by Wayne Stephens, the current owner. Antique Arts & Crafts Royal Art Glass Co. Slag Glass Lamp, c1920 - 1stDibs Powered By OpenCart My slag glass lamps for sale change and update 2023, Tiffany, Handel, Bradley & Hubbard lamp repairs, Historical heirloom restoration and conservation. Slag Glass prices range from 50 dollars to 1500 dollars. The mosaic glass created in Pittsburgh was a mixture of purple and either white or an opal shade. The marbling should be a creamy white color that is evenly mixed into the base color. Antique Lamp Supply recommends picking up. Question: Im looking to find some info on this slag glass lamp. Your lamp appears to have six panels and looks to be in very good condition. Very ornate antique brass and marble Bridge Lamp, circa 1920s, with Art Deco Vaseline Slag Glass Smoking Stand Ashtray Electric Lighter. The Glass Encyclopedia. Ceiling lamp in French Louis XV style, in gilded bronze profusely decorated with delicate vegetal work. The action you just performed triggered the security solution. Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. with copper that will give the break extra support. Some well-known slag glass manufacturers include Sowerby, Davidson, and Greeners. A Victorian blue and white British pressed malachite / slag glass bowl or spill vase. Frankart Inc. lamps have bases that highlight female figures holding or . Among other uses, slag glass was a popular material for lampshades . This is because the top manufacturers of the day often did leave any identifying brand marks on the fixtures. This mark is usually made at the bottom of the lamp. Manufacturer unknown, possibly French factory Sars-Poteries. Rainaud, and Tiffany Studios. Fenton Glass Collecting Guide [Identification & Values] - Heart 176 - Oil Lamps Group Group includes a Amber colored oil lamp 12 inches to the top of chimney no makers mark, and a Green/Gold colored lamp 17 inches high to the top of chimney, marked made in Hong Kong. Manufacturer unknown. it will be like a hair line. Wondering what your antique table lamps' value is? The Glass Manufacturers Gallery | Vaseline Glass Collectors, Inc. Hesse, Germany cabinetry pros can help you give worn or dated cabinets a makeover. 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'. Festoons and garlands cover the inverted glass dome. There have been many well-made slag glass lamps over the years, but those made by Bradley & Hubbard, Miller Lamp Company and Handel Lamp Co. are often thought to be among the most beautiful. It formed at a very low temperature which made it faster and Share this conversation. Separations, cracks or breaks February 21 . Handel Lamp Authentication Guide | Identify Handel Lamps | Handel Lamps The original slag glass created in England was known for having a brown base color mixed in with streaks of a creamy white color. Check out Appraiser's's ANTIQUES ROADSHOW appraisal of this Early 20th-Century Bradley & Hubbard Lamp from Seattle, Hour 3! Antique Week - News Article After . What Is Slag Glass? Antique Works and Values | LoveToKnow By clicking Accept, you agree to our website's cookie use as described in our Cookie Policy. Related Posts: Cameo Glass Is Historic, Beautiful A recent Skinner auction in Boston sold pieces of cameo; Plated Amberina - Rare, Colorful Art Glass Plated amberina glass, with color that graduates from amber to; Glass Paperweights You cannot fix a cracked snow dome paperweight. We deal in a wide range of antique & collectable glassware from all over the world, selling online via our website, eBay and Etsy. 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.