Concord Bicycle Co., 1892-96, 12½¢ red and blue, bottom left corner margin single (natural s.e. at left and bottom), full o.g., small flaws including some black facial adherence, otherwise Very Fine, a lovely example of this rare messenger service stamp, with approximately ten examples recorded. Estimate  $400 - 600. The Concord Bicycle Co., located in Concord, N.H. and operated by manager Frank H. Crapo, is reported to have run a public messenger service from 1892 to as late as 1896. $0 (Image)