New York, N.Y., U.S. Mail, 1849-50, 1¢ black on buff. Uncancelled on folded letter sheet to Washington, D.C. along with two four-margin 1847 5¢ red browns tied by square grids, postmarked red New York c.d.s., Very Fine. An exceedingly rare usage. Scott value with a single 5¢ 1847 is $3,000; with 1996 P.F. certificate declining opinion as to whether the U.S. Mail local belongs. Scott No. 6LB11  Estimate $1,000 - 1,500. $0 (Image)