A Victorian purple and white British pressed malachite / slag glass tumbler. As with most other small regional lamp makers, the Chicago Mosaic Lamp Company saw the phenomenal success of Tiffany Studios' patented copper foiled . My knowledge of lighting , materials and 2002-2023 LoveToKnow Media. Share this conversation. A Victorian purple and white British pressed malachite / slag glass creamer / jug. mold. A Victorian turquoise and white British pressed malachite / slag glass bowl or spill vase. Markings for Bigelow and Kinnard, Kramer, Steuben, Bradley and Hubbard, Stickley, Gorham, Wilkinson and Jefferson also have high value. Manufacturers usually make slag glass by mixing this silicate slag with clear glass. Made by Davidson, marked. 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. The color quality is another clue. I can best help you after you email pictures. between these sections are easily repaired and can retain the same Answer: The opaque bent panels of pressed glass with the creamy, golden swirls in your lamp are typically referred to as slag glass. parts presents an extensive restoration process were removing an A Victorian blue and white British pressed malachite / slag glass spill vase. The number of broken pieces.4. that had to be alloy soldered together. Unusual slag glass lamp, angled gilt metal base and shade with. What Is Slag Glass? Antique Works and Values | LoveToKnow Table lamps with missing white metal Well, as Tiffany lamps are becoming more and more valuable, these lamps are also going up in value. 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. The first new molds date from 1937. Slag glass was extremely popular when used to create lampshades. Fenton uses snap rings, so most of their pieces will not have a pontil mark. If a lamp has brown malachite colors it can easily sell for around 1000 dollars. Question: Im looking to find some info on this slag glass lamp. Oil Lamp Maker's marks are usually to be seen on the wick winder button and occasionally elsewhere. Prices go up significantly if a light is signed by a prominent manufacturer like Tiffany Studios or, to a lesser extent, Bradley & Hubbard. $463.00. Lamps from that time period may be made from lower-quality metals that would then be painted or gilded. Manufacturers used the glass in molds to make bowls, compotes, vases, plant cache pots, and more. American slag glass lamp, metal filigree trim, period metal base,. Antique Lamp Supply recommends picking up the lamp and looking for a manufacturer's symbol, name or date stamp embedded into the base. List of Vintage Lamp Manufacturers - RetroWaste Dirk Van Erp Studio. After: Made 1 mold bent 1 large caramel curved glass panel and 2 blue pieces. (20% off). 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. Have a magnifying glass handy; often the marks are very small. This list is limited to only a few results.Many more items are available to our members through our Price Guides! View more in our L. G. Wright Glass Price Guide. Antique Lamp Supply recommends picking up. Slag glass with no makers marks on it. Davidson Glass Identification Guide | Glass Encyclopaedia The number of broken pieces.4. 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. 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. Hesse, Germany cabinetry pros can help you give worn or dated cabinets a makeover. Real slag glass will not have a solid color but rather a blended, marble look. Most antique slag items are brown, blue, green, or purple. A Victorian purple and white pressed malachite / slag glass spill vase. Table lamps made by renowned designers usually have a date stamp, a product number or the manufacturer's name listed on them somewhere. 2023 - WorthPoint Corporation | 5 Concourse Parkway NE, Suite 2900. 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. If the cord does not look old, someone may have replaced the original. Tiffany Studios Lamp Mark Duffner and Kimberly. or Handel lamp that needs a little love. with copper that will give the break extra support. L. G. Wright did add another stroke to the Northwood N making it appear as a wobbly W. Original Price BRL 502.41 Metal and glass,unknown maker. (20% off), Sale Price BRL 718.95 Some handmade collector marbles are small works of art that can command big prices. The small dish is unmarked. It is a rather nice example of lamps of this type and I would place a value of $300 to $400. Depending on the rarity of the item, slag glass is worth anywhere from $50 to $1500. Note whether the cord and plug look old. The result is a material that lies somewhere between porcelain and glass. Marks on Glass - Glass Lovers Glass Database We also have an in-depth encyclopaedia guide on many types of glassware, with lots of information and pictures. Other clues may include a delicate polychrome finish or gilt, which could indicate Depression era lamps. A Victorian purple and white British pressed malachite / slag glass footed bowl. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. L. G. Wright Glass - Guide to Value, Marks, History - WorthPoint original metal finish the repair may be less noticeable. 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. Milk Glass Lampshade. L. G. Wright reproductions tend to be thicker than period pieces. About Heisey Glass - National Heisey Glass Museum - heiseymuseum.org [2] 2023 Active Interest Media All rights reserved. Two of these patents, numbers 656891 and 774602, clearly depict the SUCCESS burner in their accompanying patent drawing. The Pittsburgh Lamp, Brass & Glass Company - The Lampworks See if holding onto your favorite action figures as a kid has paid off. will bring to your unique project over 40 years experience, knowledge The Heisey Company was the pioneer in advertising glassware in magazines nationally and did so as early as 1910. view larger image of . WorthPoint is the largest resource online for identifying, researching and valuing antiques. The Glass Encyclopedia. or Handel lamp that needs a little love. 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. Public Auction Sale: On-Line February 2023 Consignment - Hellertown, PA Made by Sowerby, pattern number 1223. contacts will be at your service. She has also managed an online antiques community. My old world craftsmanship All rights reserved. When it's removed, it leaves a mark called a pontil mark. Frankart Inc. lamps have bases that highlight female figures holding or . 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, marked. These lamps rarely sell for less than 100 dollars. It consists of eight arms with points of light and an interior point of light. Real slag will always have a creamy marble effect. known for its ability to retain detail when removed from its master 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. Mar 18, 2023 Very desirable pair of Dumas, Texas Bit and Spur Maker Terry Alward double mounted Spurs, #141 . G. Wright Glass. Glassencyclopeida.com. Akro Agate standing ashtray from the 1930s- slag glass, onyx & cadmium Slag glass is a type of pressed glass that is known for its brilliant and vibrant colors. Glassware Marks and Signatures - The Spruce Crafts A Victorian blue and white pressed malachite / slag glass vase. This website is using a security service to protect itself from online attacks. 979664 Tiffany Studios. 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). Check your tackle box because these rare fishing lures could help you reel in a fortune. Most lamp frames consisted of 3-8 sections of metal Manufacturer unknown. I can best help you after you email picturesTo complete your quote for restoration if you include the following.1. : r/Antiques. nice quality glass . Tiffany lamps' value can be anywhere from $4,000 to over $1 million. Made by Sowerby, marked. Made by Sowerby, pattern number 1400, marked. Made by John Derbyshire of England. These three manufacturers are very well known in the United Kingdom. It's quite beautiful. This is due to the rarity of the color. So keep your eye out for glass made by these companies from the 19th century. The key to determining if a piece of glass is true slag or just a handsome example of pressed glass is to look for glass that is obviously and richly marbled rather than simply colored or streaked. If you can identify what company manufactured the slag glass, you can determine if the product is real. Despite its rarity, you can still find slag glass items in modern homes. Production began on January 13, 1904. 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. It is a mistake to assume since many of the pieces are reproductions, the quality is low. Made by Sowerby, marked. In most cases 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. Looking to get more info! Wrights early customers included reproduction wholesalers such as AA. A Victorian green and white British pressed malachite / slag glass bowl / pin dish. Signed Rainaud Antique Slag Glass Lamp In Green And Gold. A Victorian blue and white pressed malachite / slag glass small tankard. I grew up going to antique stores and markets with my mom and grandmother. Not all L. G. Wright glass was made from period molds. Related Dictionary Pages: Lancaster Colony, Lancaster Glass, Libbey Glass Company. Also look on the lighting fixture itself; sometimes, the manufacturer includes a sticker that includes the name, or date of manufacture. 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. Maker or style/age of this Lamp? Sowerby in Gateshead, England is believed to be the first glass foundry to create slag glass. View Similar Items . . It formed at a very low temperature which made it faster and Machine and Mould, Island Mould and Machine, National Mould and Machine, and Stiehm & Son. with copper that will give the break extra support. So, even if the rest of your lamp looks old, don't let that confuse you. Made by Davidson. The marbling should be a creamy white color that is evenly mixed into the base color. Most homes in the late 19th century and even some older homes today could be found using a slag glass lampshade as decor. The chart below highlights some recently sold slag glass items. and resources. A Victorian purple and white British pressed malachite / slag glass cup. . My knowledge of lighting , materials and A Victorian purple and white British pressed malachite / slag glass bowl. Manufacturer unknown. In addition, slag glass panels were used in lamps, jewelry boxes, and other collectibles. I inherited a green, leaded glass, globe lamp shade that I In 1889 Davidson's introduced one of their most popular and successful lines, a colouring which they called "Pearline". Made by Sowerby, pattern number 1231, marked. Other times when tears or breaks occur It has distinctive a distinctive knob pattern and comes in a variety of colors. Salem Bros. six panel slag glass lamp; shell and floral patterns,. Some old lamps are not just beautiful, they are valuable, too. French Porcelain & Gilt Metal Lamp - Green Slag Glass Shades-Flower Motif ; Gentleman / Musician Playing Piano* Sculpted Figural Porcelain Table Lamp. Custom Mold $135 Bent Glass Panels $105 Metal work $50 hr. Slag glass created in recent years can come in many new colors including orange, pink and red. It is not signed. A Victorian style mid century turquoise and white pressed malachite / slag glass spill vase. Art Deco Vaseline Slag Glass Smoking Stand Ashtray Electric Lighter. Depending on the Below we will teach you to have to identify slag glass and give you a greater understanding of its value. historical building groups and antique lighting dealers. Antique Works and Values, Antique Glass and China Types, Values & Histories. Original Price BRL 6,535.89 Molds of L. G. Wright. Real or Repro. Outstanding glass and color. In most cases Slag glass is no longer produced as it once was. The action you just performed triggered the security solution. Colors and Makers. Unsigned decorative glass items like compotes and vases tend to sell between $5 - $50, even if they are from the 19th century. Check the bottom of the glass for a pontil mark, which Fenton doesn't have. Each large serving dish is 2.5 inches tall x 10.25 inches long x 9.25 inches wide. In the early 20 th century, Thomas Dugan and Harry Northwood were the first to make imitation slag glass, called 'mosaic glass'. 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. 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. For example, simple slag glass items are priced similarly to depression glass. Slag glass is a manufactured material that combines a natural byproduct with glass. Although Wright purchased period molds from Northwood and Dugan, the company ordered hundreds of new molds from firms such as Albert Bostons B. Big named glass companies jumped on the craze, and the most expensive slag glass lamps were produced by Tiffany, Roycroft or Steuben. On the interior of the break in most cases I create a bridge Popular slag glass lampshades shapes included mushroom, dome and flower petals. In exceptional condition. Typically slag glass antiques will be vases, dishes, bowls and decorative figurines and picture frames. If the item is in good condition, with no cracks, discoloration, or signs of neglect, it will be worth more. Challinor Taylor & Co. was one of the most prominent American Slag glass manufacturers. The original slag glass created in England was known for having a brown base color mixed in with streaks of a creamy white color. Some glass makers use punty rods to hold a glass piece during the crafting process. Prices for slag glass lamps start at $150 and top out at $13,250 with the average selling for $1,250. what is the Value of your L. G. Wright Glass? From Art Deco to 1970s Contemporary, we tried to list as many lamp manufacturers as we could find. Another early slag glass was the purple malachite glass by Sowerby, which was sold in the United States under the name "blackberries and cream." 5.Your shipping address for return shipping quote. maker signed, c19. White metal with filigree work was This lamp at auction today would bring around. These were seen for sale at a flea market in 2018. strength as when manufactured. Brown malachite slag glass pieces are the rarest and most coveted colors of slag glass. Verna Mae Wright, L. G. Wright' wife, directed the company following Wright's death in 1969. A Victorian turquoise and white British pressed malachite / slag glass vase. original metal finish the repair may be less noticeable. Separations, cracks or breaks (25% off), Sale Price BRL 435.68 Manufacturer unknown. Outstanding full floral Duffner and Kimberly dogwood lamp. Not content with traditional pulled stemware, they became the first glass company to make fancy pressed stems. Those partners may have their own information theyve collected about you. A Victorian purple and white British pressed malachite / slag glass spill vase. parts presents an extensive restoration process were removing an They made clear and colored glass of many varieties, such as milk glass, pressed glass, and slag glass. The value of slag glass items can also be determined by the condition of the item. These are just a few of the companies that produce authentic slag glass. existing metal part and casting a new part. Slag glass antique lamps sell between $200 and $2,000, and most of the value is in the light itself. In more recent years it was made by Imperial Glass, by Westmoreland Glass, by Akro Agate, and several other companies.   Brazil   |   English (US)   |   R$ (BRL), remembering account, browser, and regional preferences, remembering privacy and security settings, personalized search, content, and recommendations, helping sellers understand their audience, showing relevant, targeted ads on and off Etsy. that had to be alloy soldered together. maker mark on base as photographed, view larger image of . This material takes on different colors depending on the minerals and elements that are present in the iron. Other times when tears or breaks occur A Victorian purple and white British pressed malachite / slag glass "Just a Thimble Full" shot glass. These were made by the specialists for use in lamps made by themselves and also sold for use by others. Maybe inherited a Tiffany stained glass lamp Atterbury & Company, Challinor Taylor & Company, and H. Northwood Glass Company are some well-known manufacturers from the United States. Explore other items from ourAntiques & Collectibles Price Guide. Category Early 20th Century American Arts and Crafts Table Lamps. antiquerose 4 years ago. Signed slag glass tends to be worth more than unmarked slag glass. (A complete list of the molds sold in 1999 to other firms.). 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. 4. in the middle of a section the repair will be performed on the In addition, it introduced new forms, shapes, and patterns. Slag glass lamps are one of the most sought-after items made of slag glass. In 1969, the company opened a museum adjacent to its gift shop and plant in New Martinsville, West Virginia. known for its ability to retain detail when removed from its master Click to reveal Antique Slag Glass Lamps | Collectors Weekly The L. G. Wright molds were purchased by a number of different glass manufacturers. Grandmother's old lamp not "true" slag glass but still catches eye of appraiser to the tune of $300-$400. Made by Davidson, pattern number 234. Dirk Van Erp Studio Van Erp's earliest lamps are signed near the center of the underside of the lamp, with the windmill logo Edward Miller and Company. There are some numbered lamps that aren't on our site. Set where you live, what language you speak, and the currency you use. An avid antiques collector herself, Kate has written about antiques for many years. 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. This marbling is one of the best ways to identify slag glass.
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