Some of the most costly slag glass pieces take the form of lampshades by well-known makers like Handel, Bradley Hubbard, and Tiffany. As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . interior. Here is a list of several authentic Handel marks. Slag glass with no makers marks on it any ideas? 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. Depending on the Although Wright purchased period molds from Northwood and Dugan, the company ordered hundreds of new molds from firms such as Albert Bostons B. $71.65 shipping. The marble should never be streaky and it should blend well with the color of the glass. 979664 Tiffany Studios. 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. Challinor created slag glass slightly differently than the original process which uses true slag. or Handel lamp that needs a little love. Machine and Mould, Island Mould and Machine, National Mould and Machine, and Stiehm & Son. 5.Your shipping address for return shipping quote. 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'. Manufacturer unknown. What Is Slag Glass? Antique Works and Values | LoveToKnow Just the opposite is true. Slag-Glass Lamp - Elizabeth Appraisals Manufacturer unknown. Slag Glass Lamps - 54 For Sale on 1stDibs 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. 2023 - WorthPoint Corporation | 5 Concourse Parkway NE, Suite 2900. Other times when tears or breaks occur Fenton Art Glass Company - Wikipedia Leave it in the comments below! Made by Sowerby, pattern number 1148. It formed at a very low temperature which made it faster and This guide will explain how slag glass was made, when it was popular, and what its worth. Darkpoison1367 5 months ago. Bradley & Hubbard (Attr.) Grandmother's old lamp not "true" slag glass but still catches eye of appraiser to the tune of $300-$400. Marietta, OH: Glass Press, 1997. If a lamp has brown malachite colors it can easily sell for around 1000 dollars. Free shipping on many items | Browse your favorite brands | affordable prices. Tiffany lamps' value can be anywhere from $4,000 to over $1 million. Youll rarely find marbleized glass dating earlier than 1860, even though the technology existed before this point.2. All rights reserved. These were seen for sale at a flea market in 2018. Slag glass was extremely popular when used to create lampshades. I inherited a green, leaded glass, globe lamp shade that I imagine is perhaps 100 years old. Note whether the cord and plug look old. The number of broken pieces.4. Slag glass is named after silicate slag, a colorful material that is a byproduct of molten steel. Sowerby of Ellison Glassworksthe world's largest manufacturer of pressed glass at the timewas the first to create slag glass, which quickly became popular. For todays collectors, slag glass is a greatly sought-after item that can go for a lot of money. Also look on the lighting fixture itself; sometimes, the manufacturer includes a sticker that includes the name, or date of manufacture. By solartoys 10 years ago. 6 Vintage Action Figures That Are Valuable Today. How to Identify Slag Glass Types and Worth | Heirlooms at Home For instance, bronze lamp bases topped by leaded glass shades could be the hallmark of American designer Louis Comfort Tiffany. If you can identify what company manufactured the slag glass, you can determine if the product is real. This leads to marbling in the colors of the glass. They can replace doors; add glass inserts, decorative moldings and other . They made clear and colored glass of many varieties, such as milk glass, pressed glass, and slag glass. One of the best ways to check if your slag glass is real is to look for the names and marks of manufacturers. Slag glass is a type of pressed glass that is known for its brilliant and vibrant colors. Slag Glass - Kovels Did we forget one? For example, manufacturers also made slag glass by mixing metal oxides with enamel glass. Glassware Marks and Signatures. (20% off), Sale Price BRL 718.95 Your caramel slag glass paneled lamp dates from the 1910s through the 1920s. $463.00. They're easy to find, and make a colorful, decorative display in your home, offi, If you're hoping to add some historic charm to your home, antique chandeliers can be a wonderful choice. 2023 Active Interest Media All rights reserved. Milk Glass Lampshade. Tiffany stained glass lamp repairs and restorationfor antique slag glass lighting. Lamp manufacturers often use their own shapes, carvings, custom colors or other details. Very similar to the photo on page 182 of Paul Crist's book. Domitz, Carrie and Gerald Domitz. Your lamp appears to have six panels and looks to be in very good condition. Slag Lamps products for sale | eBay Values. Discerning Victorian consumers resisted purchasing marbleized glass in some cases and preferred more decorative elements in crystal. It should not have white streaks mixed into the color, nor should it be one solid color. Sowerby in Gateshead, England is believed to be the first glass foundry to create slag glass. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Public Auction Sale: On-Line February 2023 Consignment - Hellertown, PA with copper that will give the break extra support. . The period from the 1950s to 1970 was L. G. Wright's golden age. 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. Early pieces may be unmarked. 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 Metal issues or glass issues I may not see in the pictures. Dirk Van Erp Studio. Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. known for its ability to retain detail when removed from its master Big named glass companies jumped on the craze, and the most expensive slag glass lamps were produced by Tiffany, Roycroft or Steuben. 44 Vintage lamps ideas | vintage lamps, lamp, glass lamp - Pinterest These are just a few of the companies that produce authentic slag glass. officialfuel 11 years ago. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. But in case you are looking for a list of vintage lamp manufactures from the mid-1800s to the present day, we've provided that below. Made by Sowerby, pattern number 1259, marked. A Victorian blue and white British pressed malachite / slag glass half pint tumbler. He has extensive experience in the field of buying and selling antiques and collectibles. (25% off), Sale Price BRL 435.68 If your examination of the lamp turns up nothing useful, don't give up! 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. A Victorian purple and white British pressed malachite / slag glass bowl. Outstanding full floral Duffner and Kimberly dogwood lamp. Have a magnifying glass handy; often the marks are very small. Explore other items from ourAntiques & Collectibles Price Guide. It is a rather nice example of lamps of this type and I would place a value of $300 to $400. 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. Your IP: (A complete list of the molds sold in 1999 to other firms.). Most homes in the late 19th century and even some older homes today could be found using a slag glass lampshade as decor. known as a maker of high-quality products. $435.00. In most cases Depending on the Made by Sowerby, pattern number 1258, marked. L. G. Wright did add another stroke to the Northwood N making it appear as a wobbly W. it will be like a hair line. Manufacturer unknown. A Victorian turquoise and white British pressed malachite / slag glass bowl or spill vase. 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. A Victorian blue and white British pressed malachite / slag glass bowl. 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. A glass decoration plant opened in early 1968. If a plug is polarized, it will have one plug larger than the other. and resources. Made by Davidson, marked. Original Price BRL 898.69 Rubber and vinyl coated wires were not used until the post-World War II era. Table lamps with missing white metal The lamps and shades often included intricate bronze and brass metalwork featuring scrolling floral, foliate, relief and decorative patterns. Remember, the most common way to make slag glass was by skimming silicate material from the top of molten iron. Companies continued to make slag glass items well into the mid-20th century. original metal finish the repair may be less noticeable. Marks on Glass - Glass Lovers Glass Database Markings for Bigelow and Kinnard, Kramer, Steuben, Bradley and Hubbard, Stickley, Gorham, Wilkinson and Jefferson also have high value. Akro Agate crow flying through an "A" markmost pieces are also marked "Made in USA" in raised letters and include a mold number. 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. This glass with unusual colors has an interesting story behind its name and coloration. A Victorian purple and white British pressed malachite / slag glass bowl. Antique Purple and White Slag Glass Cake Stand, Antique EF Industries Green Slag Glass Table Lamp. You can email the site owner to let them know you were blocked. How to Identify Fenton Glass: 10 Steps (with Pictures) - wikiHow (7) $350.00. Unsigned decorative glass items like compotes and vases tend to sell between $5 - $50, even if they are from the 19th century. Those partners may have their own information theyve collected about you. List of Vintage Lamp Manufacturers - RetroWaste 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. BRL 718.95, BRL 898.69 Mychelle is a writer and web designer who is passionate about a wide variety of topics and enjoys sharing her knowledge with readers. The wiring is not original to the lamp; originally it would have had cloth covered wire. However, the popularity waned at times. A glass decoration plant opened in early 1968. . Maybe inherited a Tiffany stained glass lamp parts presents an extensive restoration process were removing an After . 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. My old world craftsmanship Slag glass created in recent years can come in many new colors including orange, pink and red. 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 An Identification Guide for Beginners, Flexible Flyer Sleds: A Closer Look at History, Value, and Quality, Vases, Compote, Creamer, and Bowls, Lot of 7. Colors and Makers. The L. G. Wright molds were purchased by a number of different glass manufacturers. G. Wright Glass. Glassencyclopeida.com. WorthPoint is the largest resource online for identifying, researching and valuing antiques. A Victorian purple and white British pressed malachite / slag glass vase. ALL RIGHT RESERVED. will bring to your unique project over 40 years experience, knowledge 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 (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 73- Important Duffner and Kimberly leaded lamp. A Victorian blue and white British pressed malachite / slag glass bowl. Restoring bent slag glass antique lamps with museum quality SINCE 1978. A Victorian purple and white pressed malachite / slag glass posy vase or bowl. Mar 18, 2023 Very desirable pair of Dumas, Texas Bit and Spur Maker Terry Alward double mounted Spurs, #141 . She added custard glass to the company's color line in 1969 and iridescent (carnival . In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. 4. Plus Return Shipping Tiffany stained glass lamp repairs and restoration for antique slag glass lighting. Festoons and garlands cover the inverted glass dome. Hedgewalker 10 years ago. Best 15 Custom Cabinet Makers in Wetzlar, Hesse, Germany | Houzz 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. Manufacturer unknown. During the 1920's designs changed to reflect the new Art Deco trends. The tureen does not have a makers mark. you just found the slag glass table lamp of the century in the back Ask Your Own Antiques Question. Most lamp frames consisted of 3-8 sections of metal contacts will be at your service. 20th Century Glass. For example, simple things like a bowl sold for around $20 apiece. Whether They bring a sense of the past into a home and they add a pop of color. Some old lamps are not just beautiful, they are valuable, too. 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. Many of the same designs for milk glass were also produced in slag glass. Manufacturer unknown. Manufacturer unknown for certain but very similar to Sowerby's pattern 1154. interior. The marbling should be a creamy white color that is evenly mixed into the base color. How Much are Slag Glass Lamps? Tiffany Lamps: Price Guide and How to Identify an Original - Invaluable parts presents an extensive restoration process were removing an Paducah, KY: Collector Books, 2005. A Victorian purple and white British pressed malachite / slag glass "Just a Thimble Full" shot glass. To enable personalized advertising (like interest-based ads), we may share your data with our marketing and advertising partners using cookies and other technologies. 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. Production began on January 13, 1904. BRL 401.93, BRL 502.41 2 days Left FINE ANTIQUE CHINESE MARKED BUTTERFLY VASE MARK AND PERIOD $850. Manufacturer unknown. Turning off personalized advertising opts you out of these sales. Learn more in our Privacy Policy., Help Center, and Cookies & Similar Technologies Policy. Mar 26, 2023 Silk Embroidered . The small dish is unmarked. Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze Click HERE to view my many workbench articles ToffuttiCutie 12 years ago. View Similar Items . A Victorian purple and white British pressed malachite / slag glass bowl. it will be like a hair line. A Victorian blue and white British pressed malachite / slag glass bowl or spill vase. Slag glass stands out from other types of glass antiques for the beautiful marbleized color patterns. By Hiddenchakra 8 months ago. Manufacturer unknown. 28 bids. These items became so popular that slag glass made its way across the ocean and become common in American homes as well. Antique Arts & Crafts Royal Art Glass Co. Slag Glass Lamp, c1920 - 1stDibs 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. 70.32.96.88 The number of broken pieces.4. Manufacturers experimented with different methods to achieve this malachite-like look. We also have an in-depth encyclopaedia guide on many types of glassware, with lots of information and pictures. Slag glass, a less elaborate overlay. In 1938, he contracted with Fenton to manufacture a reproduction Hobnail barber bottle in amber and vaseline. Separations, cracks or breaks This type of data sharing may be considered a sale of information under California privacy laws. Davidson Glass information from the Glass Museum on line The Materials Used While materials like iron and clay have been around since antiquity, other materials haven't been around for quite as long. A Victorian green and white British pressed malachite / slag glass bowl / pin dish. . Louis XV style ceiling lamp. Gilded bronze. Semicircular ceiling lamp It is unlikely that any American glass factory produced Mary Gregory -style glass before Westmoreland Glass Company's 1957 line. A Victorian blue and white British pressed malachite / slag glass spill vase. Any piece of glass with this trademark can be accurately dated to the period 1880 to 1891. This site is owned and operated by Ruby Red LLC, a limited liability company headquartered in Tennessee, USA. 20th Century Glass was established in 2004 by Wayne Stephens, the current owner. In the USA slag glass was made in the 19th century by Atterbury & Co., Challinor Taylor & Co., and H. Northwood Glass Co. 17 1/2" diameter 24" high. Patterns included Daisy and Button, Moon & Star, and Panel Grape. The value of slag glass antiques ranges from $20 $20,000. A Victorian purple and white British pressed malachite / slag glass basket shaped spill vase. In the 1880's the company began producing pressed glass tableware, such as milk glass, malachite/slag glass, and their famous Pearline range. On the other hand, Tiffany Studios decorative items sold for several thousand dollars. Made by Sowerby, pattern number 1288, marked. See the patent table below for details. Pictures of both the inside and outside of the lamp.2. How to Tell if You Have a Lamp That's Worth Money - The Nest A Victorian purple and white British pressed malachite / slag glass bowl in the form of a nautilus shell. Identify your Imperial Glass Marks. Popular slag glass lampshades shapes included mushroom, dome and flower petals. 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. This is listed on the bottom of most slag glass items, especially lamps. Slag glass has a rich history that makes it extremely valuable to collectors. Slag glass producers mark their products with the companys initials or the companys logo. They also began producing opaque golden, creamy colored glass known as caramel slag that allowed the passage of enough light to give a room a soft, warm, golden ivory glow. The artist, year, and value. I enjoyed learning about items she grew up with and collected throughout the years, and recognizing similar items when we would go antique shopping. mold. I inherited a green, leaded glass, globe lamp shade that I Atlanta, Georgia 30328 | 877.481.5750, Great Discoveries: Antique Pharmacy Items Found Amid Renovation, Great Discoveries: Antique Bottle, Message Found Beneath Floor in Scotland. Depending on the Oil Lamp Makers buttons - Oldcopper Slag glass lamp frame repairs | Brass - Zinc - White Metal - Pot Metal - Copper - Bronze Click HERE to view my many workbench articles. Original Price BRL 2,668.79 In 1905, John and Frank Fenton of Ohio opened the Fenton Glass Company. I use this term only because it has become a widely known, accepted, descriptive term for pressed opaque glass with swirls or streaks, even though the likelihood of it containing any slag is remote. Peachblow was produced between 1955 and 1963. White metal with filigree work was What is Slag Glass? Price Guide and History - Invaluable Made by Sowerby, pattern number 1400, marked. The worth and value of slag glass varies. Finally, a Bradley & Hubbard slag glass lamp sold for $584, typical for that style and age of light. Public Auction Sale: 03-16-2023 Stained Glass Lamps, Antiques, Collecti 1. Made by Davidson. Made by Sowerby, pattern number 1299, marked. Lamps from that time period may be made from lower-quality metals that would then be painted or gilded. Many of the same designs for milk glass were also produced in slag glass. Production of slag glass originated in late 19th century England. Oil Lamp Maker's marks are usually to be seen on the wick winder button and occasionally elsewhere. Table lamps with missing white metal Explore over 425 Million sold for prices with item details and images. Dr. Anthony J. Cavo is an honors graduate of the Asheford Institute of Antiques and a graduate of Reisch College of Auctioneering. strength as when manufactured. cheaper to use. In the early 20 th century, Thomas Dugan and Harry Northwood were the first to make imitation slag glass, called 'mosaic glass'.