WebSep 1, 2024 · From 1840 to 1865, iron pontil marks can be found on the apothecary bottles. These marks can also be found on the bottom of the bottle, with a circular and sometimes more darkly-colored marking. Smooth-based bottles were made from the end of the Civil War to World War II, and they have no visible pontil scars. WebJan 18, 2024 · Points. 113. Location. Georgia. That and the inevitable impurities in the iron used on the end of the pontil rod. You see some odd colors once in a while. I've never been a fan of the theory that some iron pontil marks were painted. I can't see any commercial glasshouse taking the time to paint the bottom of a soda bottle and for what practical ...
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WebMade where the glassblower’s pontil rod meets the base of the bottle, this mark comes in a range of styles, including open, iron and smooth. Open pontils look like circular indentations in the base of the bottle, and they are popular on bottles made between the 1600s and the mid-1800s. Smooth pontils, as suggested by their name, result in ... WebDeep aqua glass, height 7 1/4", BIM with flat tapered lip, iron pontil base with graphite residue intact, very crude bottle with oblong shape (as seen in base pic), circa 1850 from Wheeling VA, Wheeling changed to WV after the Civil War, near mint condition with some light stain but no damage or case wear, TRADED . KIMBALL & Co Front Back Base shannon story md
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WebMar 4, 2014 · Below are photographic examples of the primary pontil mark styles to be found on the different time periods of Black Glass production, including 1) Rough Disc Pontil Mark 2) Sand Disc Pontil Mark 3) Glass Rod or Open Glass Blowpipe 4) Iron Pontil Mark. Note that the Rough Disc Pontil Mark somewhat resembles the Sand Disc Pontil Mark, … WebJun 22, 2024 · Right: Iron Pontil scar where an iron pontil rod was used to roll the bottle back and forth when shaping a lip. Left: Suction Scar on an early molded (ca. 1910) soda bottle bottom. Middle: Valve Mark on an early 1900s molded bottle bottom with trace bubbles in the core. Circa 1910-20. Right: Late 1700s wine rolled across a marver. http://www.mrbottles.com/WisconsinNews/WiPointiledBottles shannon street medical centre geelong