DUNCAN, GEORGE & SONS No. 47 POLKA DOT (OMN)
• AKA: Polka Dot Pressed Ware
• MAKER: Duncan, George & Sons/Pittsburgh-PA (Company Operated: 1874-1891), Introduced: c1885 Introduced
• NOTE: Ref: Early Duncan Glassware by Bredenhoft/Fogg/Maloney page 80.
• MOTIFS: Circles/Balls, Optics, None