Lot 2666
1909, 4¢ orange brown, D.L. watermark, imperf, vertical coil, earliest known usage, single tied by "Pittsburgh, Pa., Feb 18, 1911" machine postmark on green Pittsburgh Steel Co. illustrated advertising cover to Vermont, with additional ad on reverse, with original enclosures including a 40 page brochure with multicolored lithograph cover accounting for the multiple rate; cover lightly cleaned, otherwise Very Fine, an extremely rare and earliest document use of this imperforate coil, with only four recorded usages of this stamp all from the same correspondence, ex-Berkun.Scott No. 346V Estimate $750 - 1,000.
Realized: $1,300