DUNCAN, GEORGE & SONS No. ...1 GRAPE MUG (OMN) by Duncan, George & Sons (Pittsburgh-PA, Company Operated: 1874-1891), Unknown Date
• AKA: Grapevine Variant
NOTE: No. 1 Grape Mug is the smallest of 3 sizes.
NOTE: Sid Lethbridge - One of the larger versions is shown on page 29 of the Mordock and Adams Pattern Glass Mugs as (aka) Grapevine Variant.
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Shape: Cups & Mugs
Contributor: Julie Rogers

Shape: Catalogue/Ads
Contributor: Sid Lethbridge