Hinckley & Co.'s Express, Denver City, Feb 25, 1861, company cds on 3¢ Star Die front with printed scroll frank and directive imprint in serrated box below, to St. Louis, Mo., entered the mails with green "St. Joseph, Mo., Mar 7" cds canceling; backflaps added, Very Fine appearance, carried by Hinckley & Co.'s three days before Colorado became a territory. Estimate  $200 - 300. $0 (Image)