1847, 5¢ blackish brown, vertical pair. Clear to large margins, tied red paint grid cancels on folded letter sheet to Philadelphia, Pa., matching "St. Louis, Mo, 10, Oct 9" integral rate cds, Very Fine, an attractive and rare usage of the 5¢ blackish brown on cover. Scott No. 1a; $2,750 for pair off cover  Estimate $2,000 - 3,000. $0 (Image)