KING, SON & CO. No. 490 (OMN)
• AKA:
• MAKER: King, Son & Company/Pittsburgh-PA (Company Operated: 1869-1891), Introduced: c1887 Introduced
• NOTE: Sid Lethbridge 2022 - the King No. 490 lamps likely date to 1887 when King was reported as making a line of opalescent polka dot lamps...no later than 1890
• MOTIFS: Circles/Balls, Opalescent, Spots, None