Paperweight with Iridescent Finish. Opaque silver nitrate glass with silver-blue iridescent finish; off-hand formed; blown, applied decoration, iridized, furnace-worked and cased. Flattened spherical-shape; opaque copper carbonate red and opaque orange hooked threading having three pulls upward and three pulls downward; three circular opaque red tessera with iridescent blue stars in center marvered in atop three downward pulls; ground and polished base; scratch-engraved inscription on base: "Lundberg 12/73".