Denver, Col., May 11, cds and target duplexes tying slightly overlapping 1863, 2¢ black, two singles on cover to Big Thompson, Colorado, with original 1869 enclosure; cover with small reduction and light vertical fold at left, Very Fine, a lovely territorial usage from Denver, ex-Ray-Fosdyke. Scott No. 73  Estimate $150 - 200. $0 (Image)