SHELL (OMN) win by Windsor Glass Company/Pittsburgh-PA (Company Operated: 1886-1890), c1887 Introduced

 • AKA: Fine Cut Shell
NOTE: Sid Lethbridge 2021: see information sheet
NOTE: Sid Lethbridge 2023: February 10, 1887 edition of the Pottery and Glassware Reporter provides OMN.

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Shape:Butter Pats/Individual Butters
Contributor: Ginny Thompson

Shape:Butter Pats/Individual Butters
Contributor: Paula Robinson

Shape:Research Update
Contributor: Sid Lethbridge

Shape:Butter Pats/Individual Butters
Contributor: BonnieJackson Clary

Shape:Butter Pats/Individual Butters
Contributor: Douglas Hudson 3.5D