PRISM AND SAWTOOTH (AKA) uni by Union Glass Company/Somerville-MA (Company Operated: 1854-1924), c1860s Introduced

• AKA: Paneled Diamond; Sawtooth
NOTE: Sid Lethbridge 2020: The Lura Woodside Watkins article is a goldmine of information that has been buried deeply for decades. Based on her work we are now able to assign the aka Prism and Sawtooth pattern to Union Glass. See comparison charts

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Glass Display
Shape: Research Update
Contributor: Sid Lethbridge
Glass Display View
Shape: Spooners/Spills
Contributor: Bob Harrigan 9/17/2026
Glass Display View
Shape: Stemware
Contributor: Ursula Baumann 12-4-26 - goblet 5.75H and 3.25d
Glass Display View
Shape: Tumblers
Contributor: Ursula Baumann 1-4-26 - 3.75H, 3.25D
Glass Display View
Shape: Celery Vases
Contributor: Jim Masterson, BillandEllen Morrison
Glass Display View
Shape: Research Update
Contributor: Sid Lethbridge
Glass Display View
Shape: Research Update
Contributor: Sid Lethbridge
Glass Display View
Shape: Research Update
Contributor: Sid Lethbridge
Glass Display View
Shape: Bitter/Barber Bottles
Contributor: BillandEllen Morrison
Glass Display View
Shape: Footed Bowls/Low Comports
Contributor: Andy Eckroth 7.75D x 4.5H
Glass Display View
Shape: Stemware
Contributor: Sid Lethbridge