SPOT OPTIC (AKA) by Unknown Glass Company- Formerly Speculated as Phoenix Glass Co., c1883 Introduced
• AKA: Inverted Thumbprint; IVT
NOTE: Thomas Jiamachello - Phoenix Glass, "shoulder mould, spot optic pattern" (Marple p. 45-47). This blue is unusual for Phoenix. Made in the 1883-1887 period.
image 1 of 2

Shape: Pitcher
Contributor: Margaret Malloy

Shape: Pitcher
Contributor: George Kinerk - 6H, base 3D

Shape: Assortments
Contributor: WA Bowen - sugar/creamer set

Shape: Mustard/Horseradish
Contributor: Jasper Lee Castle

Shape: Shakers (salt, pepper, sugar)
Contributor: WA Bowen

Shape: Ice Tub
Contributor: WA Bowen

Shape: Cups & Mugs
Contributor: Jo Durrance

Shape: Pitcher
Contributor: Margaret Malloy

Shape: Celery Vases
Contributor: Jo Durrance

Shape: Tumblers
Contributor: Jo Durrance

Shape: Water Bottles
Contributor: Jo Durrance owns the piece, Jeffrey S Evans & Associates photo

Shape: Cups & Mugs
Contributor: Grayson Jones, Walt Williams, Brad Gougeon

Shape: Cups & Mugs
Contributor: Brad Gougeon - a Phoenix Glass Co. product

Shape: Mustard/Horseradish
Contributor: Jim Thielen

Shape: Assortments
Contributor: Julian Rogers

Shape: Casters/Condiment Sets/Trays
Contributor: Scott Beale no holder, reverse amberina

Shape: Pitcher
Contributor: Matt Kaiser 8.5 Amberina

Shape: Water/Lemonade Sets
Contributor: Margaret Malloy