Large Antique Hand Blown Crystal Flip Glass Engraved, Stiegel? Amelung? 8" Tall!

Large Antique Hand Blown Crystal Flip Glass Engraved, Stiegel? Amelung?. Copper wheel engraving. Scarred pontal. Wear on base. No chips or cracks. 8" tall. 6" diam at top & 4"...