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Cd 154 Cristalerias Chile White Milk Glass Insulator A crackled Hemingray-42 glass insulator, CD 154, in aqua. Manganese was the first glass decolorizer applied. It turned purple in the sunlight, but was not applied for the duration of WWI because it is an crucial portion of some steels. When only a tiny manganese was added, the glass turned pink or light purple rather than dark purple. From time to time many insulator providers have been written about, but no a single has genuinely researched the Maydwell line. A Lynchburg No. 44 glass insulator, CD 154, in light blue aqua. The original corporation listing was put collectively as a browsing guide for a research trip to the Smithsonian Natural History Museum catalog archives in August 2006. A unique thanks to Caleb Thimell for supplying his list of foreign insulator organizations and to Rick Soller for his input and corporation listing on his internet web-site. Recent sources for additions to the list and historic particulars came from the links shown below with a handful of individual contributions, most notable getting Jean-Pierre Volatron. A specific thank you to Bill Meier for significantly improving the table formating and file size. Please verify back periodically as new information is added and updated frequently. Brown Ceramic Insulator Click here to verify out my web page on the so-named “Crackle Glass” insulators. This factory was the most likely source of most, if not all, of the E.C.& M.CO. SFGW merged with the Pacific Glass Operates in 1876 to kind the San Francisco & Pacific Glass Functions (1876-c.1901). Insulators might date from following that merger as nicely. Either this factory OR the San Francisco Glass Works was in all probability the manufacturer of the E.C.& M.CO. Personally, it reminds me far more of the Pilsbury Doughboy than a gingerbread man.Maydwell & Hartzell has been serving the electrical power sector considering that 1895.This well-liked ring insulator is utilized to hold challenging to find…big wood very great situation .Most insulators created by Dominion have been made at the Wallaceburg web-site.Insulators embossed “B.G.M.CO.” have been created by this enterprise. The “D in a diamond” was also utilized on their bottles, jars and other containers till at least 1976. The business became known as Domglas in that year or shortly thereafter. In 1989, Domglas was acquired by Consumers Packaging Inc. and the firm became “Consumers Glass”. In 2001 Customers Glass was purchased by Owens-Illinois Canada Corporation (now O-I Canada). Current Auctions I have a single Maydwell 9 with a massive content material of milkglass, and assume it was poured immediately soon after pouring a batch of Maydwell 20's. Devoid of a doubt, the milkglass number 20 is the most frequent Maydwell. They can still be seen in use in unnumbered hundreds in the Whittier and Pomona regions of southern California. Glass Insulator Markings Effectively, if they are nonetheless in organization, maybe, just perhaps they have an old catalog kicking around.... I received a letter from Mr. Jordan, Vice-President of operations in Brisbane. “M in a circle” mark made use of by Maryland Glass Corporation. UMEK.PRO , as embossed on the base of a smaller cobalt blue Bromo-Seltzer bottle. Only 1 intact insulator is known, along with about three to 6 known broken/partial examples . The great majority of glass Pyrex insulators for the U.S. marketplace were made between about 1922 and 1951. A tremendous assortment of industrial glass as well as glassware for residence use has been created by this organization for well more than a century. There is a possibility this was one particular of the factory areas where some of the American Insulator Firm insulators had been developed . At least some of the “National Insulator Co” embossed insulators were practically certainly produced here. This listing is for a single Maydwell 16 Insulator. This listing is for 1 Maydwell No. 9 insulator, pony style for telephone, that will make a fine addition to your collection. It has a excellent clear glass with a grey tint. This insulator has no major blemishes and all drip points are intact. The insulator had been cleaned in a specially formulated acid bath and completely washed for maximum shine.