Lot 961
Denver and Rio Grande Express, black frank (DEN-001) on 1887, 2¢ green entire to Denver, Colo., entered the U.S. mails with Denver, Col. duplex postmark canceling, Very Fine, rare with only ten recorded usages of this frank.Estimate $300 - 400.
The Denver and Rio Grande Railroad ran this express service as part of their rail service over the railroad lines throughout Colorado, New Mexico, Utah and Wyoming.
Realized: $300