ZZ UNIDENTIFIED No. 672 [Hobnail mug with ribbed handle]
• AKA:
• UNIDENTIFIED MAKER, Introduced: Unknown Date
• 5 rows of hobs, 9/9 on the base. Not Bellaire 415. It is not in the Pattern Glass Mugs books by Mordock & Adams either.
• Motifs: (Hobnail)