Introduced America to inexpensive iridized glassware in 1907. Their innovative process involved spraying hot glass with proprietary solutions of metallic salts to produce a microscopically-thin layer of metal which bonded to the glass on a molecular level. Different salts and multiple sprayings influenced the color and intensity of the iridescence which makes Carnival Glass so beautiful and collectible. Nearly 150 patterns in Carnival Glass are credited to the Fenton Art Glass Company. Item has no discernible post-production damage but may have one or more of the following issues related to the production methods and conditions in the early 1900s when Quality Control did not exist, and working conditions were dirty and dangerous: air bubbles not squeezed out by hand-pressing; inclusions of ash from the furnace or debris from dirty conditions.Strands of undissolved metallic salts used as colorant; lines called. Straw marks where molten glass was snipped with cool metal shears from the gathering rod, hardened immediately and mixed into the glass like dried paint; marks from shaping tools used to form the edge or influence the shape; mold issues such as incomplete or malformed edges. Rough seams, extra glass at seams, webbed, incomplete or pulled edge points; cooling issues such as. Uneven legs or a bowed base causing rocking; heat checks which are internal separations from uneven cooling or burst air bubbles, etc. While these issues may be undesirable in the extreme, they do not qualify as "damage" and will be found to some degree on nearly all Carnival Glass.
All items are bubble wrapped and cushioned with peanuts; no tape is used on the bubble wrap. Labeled GLASS or FRAGILE, and.Get images that make Supersized seem small. Tailor your auctions with Auctiva's. The item "Fenton MID-SIZE THIN RIB Blue Carnival Glass 16 Vase-Lamp Conversion PAIR 6682" is in sale since Thursday, May 16, 2019. This item is in the category "Pottery & Glass\Glass\Glassware\Carnival Glass\Vintage (Pre-1940)\Fenton". The seller is "carnivalglasskingdotnet" and is located in Portland, Oregon. This item can be shipped worldwide.