contacts will be at your service. Slag glass was extremely popular when used to create lampshades. BRL 2,401.91, BRL 2,668.79 Early 1900 slag glass hanging lamp. Purple is the most common slag glass color. Decorative patterns include Mary Gregory glass. Table lamps with missing white metal An avid antiques collector herself, Kate has written about antiques for many years. The value of slag glass items can also be determined by the condition of the item. Manufacturers usually make slag glass by mixing this silicate slag with clear glass. strength as when manufactured. I can best help you after you email pictures. Challinor Taylor & Co. was one of the most prominent American Slag glass manufacturers. ARTDECODON 3 years ago. original metal finish the repair may be less noticeable. strength as when manufactured. The L. G. Wright Glass Company. contacts will be at your service. Popular antique lamp manufacturers you should look out for are: Handel Company. 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. Festoons and garlands cover the inverted glass dome. Made by Davidson, marked. 1. Patterns included Daisy and Button, Moon & Star, and Panel Grape. When identifying authentic slag glass, pay close attention to the marbling. Made by Sowerby, pattern number 1288, marked. Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. The covered tureen is 7.5 inches tall x 6.5 inches wide. image0.jpg image0.jpg image1.jpg image1.jpg. Finally, a Bradley & Hubbard slag glass lamp sold for $584, typical for that style and age of light. Other clues may include a delicate polychrome finish or gilt, which could indicate Depression era lamps. that had to be alloy soldered together. A Victorian blue and white British pressed malachite / slag glass bowl. 2022 HEIRLOOMS AT HOME & AGELESS HEIRLOOMS. maker mark on base as photographed, view larger image of . Metal issues or glass issues I may not see in the pictures. My knowledge of lighting , materials and A Victorian purple and white British pressed malachite / slag glass vase. 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. Mar 18, 2023 Very desirable pair of Dumas, Texas Bit and Spur Maker Terry Alward double mounted Spurs, #141 . Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium(?) 4,043. Peachblow was produced between 1955 and 1963. Manufacturer unknown. 2002-2023 LoveToKnow Media. Other times when tears or breaks occur Serious antique glass collectors will be familiar with "slag glass" which became popular in the late 1800s and is still made today. However, the popularity waned at times. that had to be alloy soldered together. The Materials Used While materials like iron and clay have been around since antiquity, other materials haven't been around for quite as long. The Pittsburgh Lamp, Brass & Glass Company was assigned at least five lighting-related patents between August 28, 1900 and March 21, 1916. A Victorian purple and white pressed malachite / slag glass spill vase. A Victorian blue and white British pressed malachite / slag glass creamer / jug. Atterbury & Company, Challinor Taylor & Company, and H. Northwood Glass Company are some well-known manufacturers from the United States. Slag glass, a less elaborate overlay. Antique Lamp Supply recommends picking up the lamp and looking for a manufacturer's symbol, name or date stamp embedded into the base. For instance, some lamps always came with shades of a certain shape, whereas some other styles of lamps had two bases connected together. This would still give the marble effect without the use of actual slag. 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. Twisted, fabric-covered cords usually indicate turn-of-the-century lamps, according to Nostalgic Bulbs. L. G. Wright reproductions tend to be thicker than period pieces. you just found the slag glass table lamp of the century in the back Darkpoison1367 5 months ago. By clicking Accept, you agree to our website's cookie use as described in our Cookie Policy. A Victorian turquoise and white British pressed malachite / slag glass spill vase. 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. 20th Century Glass. Antique Purple and White Slag Glass Cake Stand, Antique EF Industries Green Slag Glass Table Lamp. Westmoreland glass was made by the Westmoreland Glass Company of Grapeville, Pennsylvania, from 1890 to 1984. My grandmother was born in 1923 and like many people who grew up in the depression, she never got rid of anything. 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 You can email the site owner to let them know you were blocked. Prices for slag glass lamps start at $150 and top out at $13,250 with the average selling for $1,250. (Source). Antique Tiffany lamps are sought-after today and the market remains competitive for investment-quality works. As the 1930s ended, Wright was buying glass from Cambridge, Fenton, Morgantown, and Westmoreland. Opal an opaque white glass the first Vitro-Porcelain colour produced in 1876 followed by: Turquoise a pale blue glass in the same year. This website is using a security service to protect itself from online attacks. The worth and value of slag glass varies. barn or at an estate sale. Molds of L. G. Wright. Real or Repro. The colors of slag glass are also a great way to identify authenticity. Check your tackle box because these rare fishing lures could help you reel in a fortune. Check out Appraiser's's ANTIQUES ROADSHOW appraisal of this Early 20th-Century Bradley & Hubbard Lamp from Seattle, Hour 3! Most lamp frames consisted of 3-8 sections of metal Most antique slag items are brown, blue, green, or purple. A Victorian purple and white British pressed malachite / slag glass vase. Also look on the lighting fixture itself; sometimes, the manufacturer includes a sticker that includes the name, or date of manufacture. Manufacturer unknown. These were made by the specialists for use in lamps made by themselves and also sold for use by others. Typically slag glass antiques will be vases, dishes, bowls and decorative figurines and picture frames. and resources. Slag glass producers mark their products with the companys initials or the companys logo. Slag Glass Lamp (1 - 40 of 587 results) Price ($) 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 Smaller examples called boudoir lamps, usually 14in or less in height . When looking to purchase real slag glass, look for the marks of the manufacturer. Manufacturer unknown. When it's removed, it leaves a mark called a pontil mark. Measell, James, and W. C. Red Roetteis. Production began on January 13, 1904. Expert's Assistant: What would you like to learn about the lamp? Mar . This lamp at auction today would bring around. In 1969, the company opened a museum adjacent to its gift shop and plant in New Martinsville, West Virginia. Antique slag items are usually brown, blue, green or purple. The marbling should be a creamy white color that is evenly mixed into the base color. There is another theory that slagware, and some other glass decorated with multi-colored enamels, were made up from odds-and-ends of glass left over at the end of the day, Webber reiterates.3, The most common base colors include white, cream, primrose, and blue. But you Handling Antique Glass Antique glass should be handled as if it has been Note whether the cord and plug look old. A Victorian purple and white British pressed malachite / slag glass bowl. Made by Davidson. Some glass makers use punty rods to hold a glass piece during the crafting process. A variety of opaque glass plates, mostly of the Victorian era. The color quality is another clue. contacts will be at your service. between these sections are easily repaired and can retain the same barn or at an estate sale. While collectible, the price range varies greatly depending on the item and manufacturer. . Sowerby also created several other color formulas including Giallo (yellow), Pomona (green), and Sorbini (blue). Milk Glass Lampshade. Ceiling lamp in French Louis XV style, in gilded bronze profusely decorated with delicate vegetal work. This illustrated guide provides marks found on both antique and contemporary collectible glass and includes dating information if known. 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. American companies (Taylor, Northwood, Dugan, Akro Agate, Westmorland) began manufacturing this type of glass during the late 19th to early 20th century. Interestingly, Hobnail glass is a common type of collectable antique glassware. I'm Stacy Jones and I love antiques! Click to reveal (7) $350.00. 17 1/2" diameter 24" high. A Victorian turquoise and white British pressed malachite / slag glass bowl / trough. Sowerby of Ellison Glassworksthe world's largest manufacturer of pressed glass at the timewas the first to create slag glass, which quickly became popular. I inherited a green, leaded glass, globe lamp shade that I imagine is perhaps 100 years old. It has distinctive a distinctive knob pattern and comes in a variety of colors. Lawrence Gale Si Wright (1904to 1969) began buying and selling glass seconds in 1937. True slag glass is marbled and has a variety of bright colors. Antique Lamp Co. provides an antique lamp identification chart that illustrates many basic lamp styles. Pictures of both the inside and outside of the lamp.2. On the interior of the break in most cases I create a bridge Copper Producers. parts presents an extensive restoration process were removing an L. In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. Answer: The opaque bent panels of pressed glass with the creamy, golden swirls in your lamp are typically referred to as slag glass. Accept Read More, We hand-pick antiques for our readers and may, Popular Glass of the 19th and 20th Centuries: A Collectors Guide (Millers Collectors Guides), Antique Price Guide with Pictures: A Look at Antiques Worth Money, The Best Antique Price Guide Books for Appraising, Online Resources for Free Antique Appraisals, 10 Most Valuable Pennies That Sold Recently, What Is Carnival Glass? existing metal part and, Slag glass lamps for sale REVERSE painted. It was only made in two colours, blue and lemon yellow, each with a white edge. This list is limited to only a few results.Many more items are available to our members through our Price Guides! My old world craftsmanship White metal with filigree work was The company mass-marketed lamps, tableware, and tumblers. It is unlikely that any American glass factory produced Mary Gregory -style glass before Westmoreland Glass Company's 1957 line. Gilded bronze. Made by Davidson, marked. 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. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Some old lamps are not just beautiful, they are valuable, too. Table lamps with missing white metal Handel Lamps PAT'D NO. Original Price BRL 502.41 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. Manufacturer unknown, similar to a design by W. H. Heppel & Co. A Victorian purple and white pressed malachite / slag glass jug. In 1938, he contracted with Fenton to manufacture a reproduction Hobnail barber bottle in amber and vaseline. West Virginia Museum of American Glass. It's quite beautiful. Your IP: Manufacturer unknown. in the middle of a section the repair will be performed on the American slag glass makers included Westmoreland Glass, Boyd Glass, Imperial Glass, among others. A Victorian purple and white pressed malachite / slag glass spill vase, with stork or heron bird design. Dr. Anthony J. Cavo is an honors graduate of the Asheford Institute of Antiques and a graduate of Reisch College of Auctioneering. This website uses cookies to improve your experience. This type of data sharing may be considered a sale of information under California privacy laws. Tiffany stained glass lamp repairs and restoration, Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze, Click HERE to view my many workbench articles, Whether Check the bottom of the glass for a pontil mark, which Fenton doesn't have. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. Made by Sowerby, pattern number 1400, marked. By far the most common colour for slag glass was purple, but it was also made in blue, turquoise, green, and brown glass. officialfuel 11 years ago. If you can identify what company manufactured the slag glass, you can determine if the product is real. A Victorian purple and white British pressed malachite / slag glass tumbler. MushusBoutique. A Victorian blue and white British pressed malachite / slag glass basket shaped bowl. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. A Victorian style mid century turquoise and white pressed malachite / slag glass spill vase. Victorian bronze slag glass lamp indistinct mark H: 22 in. Manufacturer unknown for certain but very similar to Sowerby's pattern 1154. These included Atterbury & Company, who was one of the United States' earliest producers of slag glass. I can best help you after you email picturesTo complete your quote for restoration if you include the following.1. Message the Seller. $463.00. Slag glass has a rich history that makes it extremely valuable to collectors. She added custard glass to the companys color line in 1969 and iridescent (carnival) in 1972. existing metal part and casting a new part. Made by Davidson, marked. The artist, year, and value. 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. Manufacturers experimented with different methods to achieve this malachite-like look. Original Price BRL 898.69 A Victorian purple and white British pressed malachite / slag glass tumbler. It is a mistake to assume since many of the pieces are reproductions, the quality is low. Cast caramel slag glass lamp with floral design on base and shade,. These colors are created through different repurposing techniques. (20% off), Sale Price BRL 4,901.91 Cloudflare Ray ID: 7a2ec81f8e277d0f Made by Stlzle. 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. antiquerose 4 years ago. Find the Value of your L. G. Wright Glass. Manufacturer unknown. Pictures of both the inside and outside of the lamp.2. 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. This glass with unusual colors has an interesting story behind its name and coloration. The dimensions Length x Height.3. It is hard to keep fragile glass intact for decades. I grew up going to antique stores and markets with my mom and grandmother. A Victorian purple and white British pressed malachite / slag glass spill vase. This leads to marbling in the colors of the glass. Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. Explore over 425 Million sold for prices with item details and images. Real slag glass will not have a solid color but rather a blended, marble look. You can determine the age of a piece of slag by finding the date of production. Your caramel slag glass paneled lamp dates from the 1910s through the 1920s. Youll rarely find marbleized glass dating earlier than 1860, even though the technology existed before this point.2. If a lamp has brown malachite colors it can easily sell for around 1000 dollars. Other times when tears or breaks occur 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. and skills can help you. w/ 3 Tulip Glass Shades* Very Good Condition- Works great. A Victorian purple and white British pressed malachite / slag glass bowl in the form of a nautilus shell. 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. Hedgewalker 10 years ago. what is the Value of your L. G. Wright Glass? In the early 20 th century, Thomas Dugan and Harry Northwood were the first to make imitation slag glass, called 'mosaic glass'. Manufacturer unknown. interior. 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 . Slag glass gets its name from slag. The wiring is not original to the lamp; originally it would have had cloth covered wire. If your examination of the lamp turns up nothing useful, don't give up! A Victorian purple and white British pressed malachite / slag glass creamer / jug. A Victorian turquoise and white British pressed malachite / slag glass vase. Performance & security by Cloudflare. The small dish is unmarked. w/ 2 of the tulip panes are Cracked* In one of the 3 shades ; Needs restoration* The Lamp would sell for $795- $1200 USD. Slag is the byproduct of steel production. The style of the lamp can help you narrow down the manufacturer and the era in which it was made. Chervenka, Mark. The Glass Encyclopedia. Original Price BRL 2,668.79 In the USA slag glass was made in the 19th century by Atterbury & Co., Challinor Taylor & Co., and H. Northwood Glass Co. The SUCCESS burner was Pilabrasgo's "claim to . cheaper to use. Check lamp guides or available reference books to determine the manufacturer, lamp model and production year based on any clues you have found. He has extensive experience in the field of buying and selling antiques and collectibles. 73- Important Duffner and Kimberly leaded lamp. Separations, cracks or breaks As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . Aetna: The Aetna Glass and Manufacturing Co. was founded in Bellaire, Ohio in 1880 and stopped production in 1889. they primarily produced goblets. Depending on the rarity of the item, slag glass is worth anywhere from $50 to $1500. 20th Century Glass was established in 2004 by Wayne Stephens, the current owner. This color pattern led to the "brown malachite" and "brown marble" names. Manufacturer unknown. Just the opposite is true. The dimensions Length x Height.3. She is also a journalist and marketing content creator who enjoys cooking and eating, both helpful hobbies for a gardener. These are just a few of the companies that produce authentic slag glass. or Handel lamp that needs a little love. Peachblow was produced between 1955 and 1963. 2 days Left RARE PAIR OF SIGNED TIFFANY STUDIOS LAMPS $1,700. The Fenton Art Glass Company is a glass manufacturer founded in 1905 by brothers Frank L. Fenton and John W. Fenton. Step 1 Quote & Pricing Production of slag glass originated in late 19th century England. Glass manufacturers were thought to have added slag from iron smelting to molten glass. Examine the color. Hesse, Germany cabinetry pros can help you give worn or dated cabinets a makeover. I have a vintage slag glass desk lamp with the mark cCco on the plate that holds the shade on. In more recent years it was made by Imperial Glass, by Westmoreland Glass, by Akro Agate, and several other companies. view larger image of . Many of the same designs for milk glass were also produced in slag glass. Made by Sowerby, marked. Some later manufacturers include Boyd, Imperial, and Westmoreland. Separations, cracks or breaks L. G. Wright Glass. Today's retail prices for slag glass table lamps range from about $500 to $1,500, depending on condition, style, size and purchase venue. A name on the button identifies the maker of the vital lamp burner. A Victorian blue and white British pressed malachite / slag glass bowl. Not all L. G. Wright glass was made from period molds. In most cases Midcentury hits include some of the lamp styles by Stiffel, Louis Poulsen, George Kovaks, George Nelson and Jonathan Adler. ALL RIGHT RESERVED. Real slag glassware will also never just be one solid color, it will always be blended. BRL 4,901.91, BRL 6,535.89 Most glass is not marked. Despite its rarity, you can still find slag glass items in modern homes. The period from the 1950s to 1970 was L. G. Wright's golden age. A Victorian purple and white British pressed malachite / slag glass basket shaped bowl. 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. These were seen for sale at a flea market in 2018. Challinor created slag glass slightly differently than the original process which uses true slag. Made by Sowerby, pattern number 1259, marked. Companies continued to make slag glass items well into the mid-20th century. When molds were acquired from defunct glass companies, L. G. Wright did not always remove the former makers marks. The marbling is sometimes compared to tortoiseshell. 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. The smaller boudoir lamps can be 7 or 10 inches. Unsigned decorative glass items like compotes and vases tend to sell between $5 $50, even if they are from the 19th century. Paducah, KY: Collector Books, 2005. with copper that will give the break extra support. A Victorian purple and white British pressed malachite / slag glass bowl. Akron Gas Lamp. strength as when manufactured. Those partners may have their own information theyve collected about you. Related Dictionary Pages: Lancaster Colony, Lancaster Glass, Libbey Glass Company. During the 1920's designs changed to reflect the new Art Deco trends. Plus Return Shipping Tiffany stained glass lamp repairs and restoration for antique slag glass lighting. with copper that will give the break extra support. Other times when tears or breaks occur This mark is usually made at the bottom of the lamp. Mychelle is a writer and web designer who is passionate about a wide variety of topics and enjoys sharing her knowledge with readers. Most lamp frames consisted of 3-8 sections of metal In addition, it introduced new forms, shapes, and patterns. Manufacturer unknown. There are some numbered lamps that aren't on our site. Machine and Mould, Island Mould and Machine, National Mould and Machine, and Stiehm & Son. Lamp manufacturers often use their own shapes, carvings, custom colors or other details. existing metal part and casting a new part. To enable personalized advertising (like interest-based ads), we may share your data with our marketing and advertising partners using cookies and other technologies. Made by Davidson, pattern number 234. 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. or Handel lamp that needs a little love. 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. 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. 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. A pair of Victorian purple and white British pressed malachite / slag glass spill vases. Wrights early customers included reproduction wholesalers such as AA. G. Wright Glass. Glassencyclopeida.com. This site is owned and operated by Ruby Red LLC, a limited liability company headquartered in Tennessee, USA. Antique Slag Glass Lamp Simple in design, this antique leaded slag glass Arts and Crafts table lamp is in excellent condition. The lamp holds three light bulbs and the shade adjusts in height from 18" to 24" tall. officialfuel 12 years ago. Depending on the It is important that you can recognize the authenticity of the item you are looking to buy. They are a great way to add color to any room. (A complete list of the molds sold in 1999 to other firms.). This is a big part of why slag glass is so valued today. Among other uses, slag glass was a popular material for lampshades . Depending on the It is impossible to identify which glass company made L. G. Wright glass pieces. 1. A Victorian purple and white British pressed malachite / slag glass spill vase. White metal with filigree work was After: Made 1 mold bent 1 large caramel curved glass panel and 2 blue pieces. The action you just performed triggered the security solution. This material takes on different colors depending on the minerals and elements that are present in the iron. We also have an in-depth encyclopaedia guide on many types of glassware, with lots of information and pictures. Modern day slag glass manufacturers in the U.S. include Fenton, Mosser, Summit and Boyd Glass. A fine maker's-marked shade from one of . From Art Deco to 1970s Contemporary, we tried to list as many lamp manufacturers as we could find. Oil Lamp Maker's marks are usually to be seen on the wick winder button and occasionally elsewhere. Manufacturer unknown. . Newer slag glass has been produced by several companies in the latter half of the 20th century. Akro Agate crow flying through an "A" markmost pieces are also marked "Made in USA" in raised letters and include a mold number. It is not signed. Made by Sowerby, pattern number 1258, marked. Contact Us. A glass decoration plant opened in early 1968. and skills can help you. Glassware Marks and Signatures. The company, based in Jeannette, Pennsylvania, rebranded in 1898 and took on the name Jeannette Glassware.