Wells Fargo & Co., Isthmus Agency, Jun 25, 68, blue cds on 1864, 3¢ pink entire to the U.S. Pensacola at Mare Island, black company frank at top; reduced at right slightly into indicia, otherwise Very Fine, the Unique Example of the Wells, Fargo & Co. Isthmus Agency Handstamp. Estimate  $400 - 600. $0 (Image)