Tiffany Studios Lamp Mark Duffner and Kimberly. Early pieces may be unmarked. I have a vintage slag glass desk lamp with the mark cCco on A Victorian purple and white British pressed malachite / slag glass half pint tumbler. 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. 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'. The value of slag glass antiques ranges from $20 - $20,000. Contact Us. Separations, cracks or breaks What Is Slag Glass? Antique Works and Values | LoveToKnow The SUCCESS burner was Pilabrasgo's "claim to . barn or at an estate sale. $435.00. Manufacturers used the glass in molds to make bowls, compotes, vases, plant cache pots, and more. what is the Value of your L. G. Wright Glass? So keep your eye out for glass made by these companies from the 19th century. Original Price BRL 544.61 Oil Lamp Maker's marks are usually to be seen on the wick winder button and occasionally elsewhere. 2022 HEIRLOOMS AT HOME & AGELESS HEIRLOOMS. They bring a sense of the past into a home and they add a pop of color. Sowerby in Gateshead, England is believed to be the first glass foundry to create slag glass. Among other uses, slag glass was a popular material for lampshades . 2002-2023 LoveToKnow Media. In 1889 Davidson's introduced one of their most popular and successful lines, a colouring which they called "Pearline". Antique Lamp Co. provides an antique lamp identification chart that illustrates many basic lamp styles. 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. All rights reserved. Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. It has distinctive a distinctive knob pattern and comes in a variety of colors. will bring to your unique project over 40 years experience, knowledge 1. By clicking Accept, you agree to our website's cookie use as described in our Cookie Policy. Art Deco Vaseline Slag Glass Smoking Stand Ashtray Electric Lighter. Manufacturer unknown. Public Auction Sale: On-Line February 2023 Consignment - Hellertown, PA A Victorian purple and white pressed malachite / slag glass spill vase. Powered By OpenCart My slag glass lamps for sale change and update 2023, Tiffany, Handel, Bradley & Hubbard lamp repairs, Historical heirloom restoration and conservation. Manufacturer unknown. in the middle of a section the repair will be performed on the Initially they focused on painting "blank" glassware. Twisted, fabric-covered cords usually indicate turn-of-the-century lamps, according to Nostalgic Bulbs. One item where slag glass was used often was in the creation of antique oil lamps, chandeliers and lampshades, particularly during the Art Deco and Art Nouveau periods during the late 19th and early 20th century. In 1905, John and Frank Fenton of Ohio opened the Fenton Glass Company. Category Early 20th Century American Arts and Crafts Table Lamps. While collectible, the price range varies greatly depending on the item and manufacturer. Lawrence Gale Si Wright (1904to 1969) began buying and selling glass seconds in 1937. This created the marbled effect and bright variations in color that make slag glass so unique. Gilded bronze. Grandmother's old lamp not "true" slag glass but still catches eye of appraiser to the tune of $300-$400. existing metal part and casting a new part. Founts, chimneys and shades may have been made by others. Manufacturer unknown. Atglen, PA: Schiffer Publishing, 2003. A Victorian blue and white British pressed malachite / slag glass bowl or spill vase. 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. existing metal part and casting a new part. Newer slag glass has been produced by several companies in the latter half of the 20th century. You can also send photos once I've connected you. Some handmade collector marbles are small works of art that can command big prices. But you Handling Antique Glass Antique glass should be handled as if it has been between these sections are easily repaired and can retain the same . Molds of L. G. Wright. Real or Repro. 5.Your shipping address for return shipping quote. Unusual slag glass lamp, angled gilt metal base and shade with. Akron Diamond 120 Gas Table Lamp. Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium West Virginia Museum of American Glass. How to identify a slag glass lamp - Mylampsale.com Answered in 1 minute by: 10/25/2020. [2] The value of slag glass items can also be determined by the condition of the item. Cloudflare Ray ID: 7a2ec81f8e277d0f What Is Slag Glass? - The Spruce Crafts French Porcelain & Gilt Metal Lamp - Green Slag Glass Shades-Flower Motif ; Gentleman / Musician Playing Piano* Sculpted Figural Porcelain Table Lamp. Slag glass, a less elaborate overlay. Get the best deals on Slag Lamps when you shop the largest online selection at eBay.com. These were seen for sale at a flea market in 2018. As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . Made by Davidson, marked. This is a big part of why slag glass is so valued today. Made by Sowerby, pattern number 1299, marked. Tiffany stained glass lamp repairs and restorationfor antique slag glass lighting. Tiffany Studios Bronze Slag Glass Planter Grape Pattern - Fair Cond. Manufacturers experimented with different methods to achieve this malachite-like look. Question: Im looking to find some info on this slag glass lamp. Expert's Assistant: The Antiques Appraiser can help. The artist, year, and value. Slag glass with no makers marks on it any ideas? ARTDECODON 3 years ago. Verna Mae Wright died in 1990. After all, part of the fun of collecting antique glass is solving the hidden mysteries embedd, What Is Vaseline Glass? How to Identify Fenton Glass: 10 Steps (with Pictures) - wikiHow 73- Important Duffner and Kimberly leaded lamp. Glassware Marks and Signatures - The Spruce Crafts Slag glass is a manufactured material that combines a natural byproduct with glass. There are some numbered lamps that aren't on our site. 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. Made by Stlzle. Lamp manufacturers often use their own shapes, carvings, custom colors or other details. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. officialfuel 12 years ago. Restoring bent slag glass antique lamps with museum quality SINCE 1978. Glassware Marks and Signatures. However, the popularity waned at times. She has also managed an online antiques community. Unsigned decorative glass items like compotes and vases tend to sell between $5 $50, even if they are from the 19th century. Imperial Trademark for E. Ward Russell 1970's : Imperial Trademark with Lenox L added 1973-81 Mostly on slag glass: Imperial Trademark A and L added 1981-82 : Imperial 'New Imperial' Trademark 1983 . ToffuttiCutie 12 years ago. Some glass makers use punty rods to hold a glass piece during the crafting process. A Victorian blue and white British pressed malachite / slag glass bowl. The company, based in Jeannette, Pennsylvania, rebranded in 1898 and took on the name Jeannette Glassware. If the item does not have any names or marks, the piece likely is a fake. Marks on Glass - Glass Lovers Glass Database barn or at an estate sale. By Hiddenchakra 8 months ago. Manufacturer unknown for certain but very similar to Sowerby's pattern 1154. The L. G. Wright molds were purchased by a number of different glass manufacturers. Early 20th-Century Bradley & Hubbard Lamp | Antiques Roadshow | PBS 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. Patterns included Daisy and Button, Moon & Star, and Panel Grape. and skills can help you. This color pattern led to the "brown malachite" and "brown marble" names. 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. I think the one c stands for a casting company. 20th Century 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. The lamp holds three light bulbs and the shade adjusts in height from 18" to 24" tall. Hedgewalker 10 years ago. Would anyone know the company that might of cast this lamp base? Mar 26, 2023 Silk Embroidered . An Identification Guide for Beginners, Flexible Flyer Sleds: A Closer Look at History, Value, and Quality, Vases, Compote, Creamer, and Bowls, Lot of 7. As you search for a lamp maker's mark, remember that it may be covered up by dust or dirt, so have a cleaning cloth and gentle cleaning solution handy. Antique Glass Insulators and Their Electrifying History, Antique glass insulators are a low cost but very popular collectible that come in a myriad of fun shapes and colors. A Victorian blue and white British pressed malachite / slag glass half pint tumbler. with copper that will give the break extra support. This is listed on the bottom of most slag glass items, especially lamps. The marbling is sometimes compared to tortoiseshell. 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 (Source). Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. White metal with filigree work was The lamps and shades often included intricate bronze and brass metalwork featuring scrolling floral, foliate, relief and decorative patterns. antiquerose 4 years ago. Made by Davidson, marked. A Victorian blue and white pressed malachite / slag glass spill vase. Chicago Mosaic Company Lamps - oldlampvalues Companies continued to make slag glass items well into the mid-20th century. Likewise, you may see screws or even wires around the plugs, which indicate an antique cord and, hence, an antique lamp. To complete your quote for restoration if you include the following. Manufacturer unknown. 205 - Grouping of Glass Flowers Leaves Slag Grouping of Glass Flowers and Leaves, some appear to be Slag glass. Peachblow was produced between 1955 and 1963. Handel Lamp Authentication Guide | Identify Handel Lamps | Handel Lamps It was my grandmothers and is over 60 years old. These were made by the specialists for use in lamps made by themselves and also sold for use by others. Slag glass was originally created in the United Kingdom in the 1890s by adding this slag substance during the glass-making process. Each large serving dish is 2.5 inches tall x 10.25 inches long x 9.25 inches wide. Vintage Slag Glass Value (Identification & Price Guides) - Noname Antiques (Source). Antique Lamp Supply recommends picking up the lamp and looking for a manufacturer's symbol, name or date stamp embedded into the base. Louis XV style ceiling lamp. Typically slag glass antiques will be vases, dishes, bowls and decorative figurines and picture frames. A Victorian purple and white British pressed malachite / slag glass spill vase. Slag glass is a man-made opaque base glass with marbelized swirls in a different color. It formed at a very low temperature which made it faster and Many of the same designs for milk glass were also produced in slag glass. This would still give the marble effect without the use of actual slag. Very ornate antique brass and marble Bridge Lamp, circa 1920s, with Not all L. G. Wright glass was made from period molds. Davidson Glass information from the Glass Museum on line For instance, bronze lamp bases topped by leaded glass shades could be the hallmark of American designer Louis Comfort Tiffany. Antique Tiffany lamps are sought-after today and the market remains competitive for investment-quality works. Slag Glass - Kovels 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. Whether Slag Glass information from the Glass Encyclopedia contacts will be at your service. The small dish is unmarked. I can best help you after you email pictures. It was only made in two colours, blue and lemon yellow, each with a white edge. original metal finish the repair may be less noticeable. The tureen does not have a makers mark. Fragile, Small bits of . A Victorian purple and white British pressed malachite / slag glass half pint tumbler. Also, add in any background information you have, and add in a question so we know what you want from . Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium(?) Table lamps made by renowned designers usually have a date stamp, a product number or the manufacturer's name listed on them somewhere. L. By far the most common colour for slag glass was purple, but it was also made in blue, turquoise, green, and brown glass. Made by Davidson, marked. This lamp at auction today would bring around. After . During the 1920's designs changed to reflect the new Art Deco trends. In the 1880's the company began producing pressed glass tableware, such as milk glass, malachite/slag glass, and their famous Pearline range. 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. 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. Opal an opaque white glass the first Vitro-Porcelain colour produced in 1876 followed by: Turquoise a pale blue glass in the same year. My knowledge of lighting , materials and I'm Stacy Jones and I love antiques! A Victorian green and white British pressed malachite / slag glass bowl / pin dish. 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. They made clear and colored glass of many varieties, such as milk glass, pressed glass, and slag glass. My knowledge of lighting , materials and The L. G. Wright Glass Company. 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 tumbler. Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. The marbling should be a creamy white color that is evenly mixed into the base color. Manufacturer unknown, possibly French factory Sars-Poteries. After: Made 1 mold bent 1 large caramel curved glass panel and 2 blue pieces. 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. 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. Challinor would instead combine two colors of molten glass. Love Immortal: Antique Photographs and Stories of Dogs and Their People. Midcentury hits include some of the lamp styles by Stiffel, Louis Poulsen, George Kovaks, George Nelson and Jonathan Adler. Looking to get more info! A Victorian purple and white British pressed malachite / slag glass basket shaped bowl. This type of glass was used to make all types of glassware, including panels for lamp shades. Separations, cracks or breaks 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 . Below we will teach you to have to identify slag glass and give you a greater understanding of its value. By solartoys 10 years ago. Those partners may have their own information theyve collected about you. Step 1 Quote & Pricing Performance & security by Cloudflare. it will be like a hair line. Lampshade Specialties explains that antique electric lamps often had a cotton-wrapped cord. Made by Davidson, marked. Measurements: 105 x 80 x 80 cm. Metal issues or glass issues I may not see in the pictures. The Pittsburgh Lamp, Brass & Glass Company - The Lampworks Any piece of glass with this trademark can be accurately dated to the period 1880 to 1891. The value of slag glass is determined by the rarity of the item and the color. Manufacturer unknown. or Handel lamp that needs a little love. Victorian bronze slag glass lamp indistinct mark H: 22 in.