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Carl (carma48) posted an update Monday, Oct 10, 2011, 7:32am EDT, 13 years, 12 months ago
@scott : None of the pieces like your shakers or any of the earlier Northwood Graniteware frit pieces will be iridized. They were all primarily done with opaque white (opal) frit. Dugan was the first U.S. maker to create iridized frit glass, circa 1904-1909.