Item IK120, Cov #1210, Giant Size Blown Three-Mold Inkwell, grayish slag glass with black striations, 2 3/4" diameter X 2 3/8" high, GIII-20 pattern, large Open Pontil, very bold impression, extremely rare size, probably unique color and the best possible impression. A great inkwell probably Keene Marlboro Street Glass Works, Keene, New Hampshire, circa 1820 to 1840, Sold