J. BAMBER & CO.'S CONTRA COSTA EXPRESS PAID, ALMOST PERFECTLY STRUCK BOLD OVAL EXPRESS COMPANY MARKING, ALSO 'ANSWER BY BAMBER & CO.'S EXPRESS...' IN AN OCTAGONAL BOX, USED ON FREEMAN & CO'S EXPRESS FRANK (HALLER FF7, TYPE 3), RED SCROLL DESIGN, WITH 3C RED NESBITT ENTIRE (U9) WITH MS. 'PCO' (POSSIBLY FOR PACHECO CAL. OFFICE OF ORIGIN), TO SAN FRANCISCO, MINOR EDGEWEAR, LIGHTENED STAIN AT T.L., STILL APPEARS FRESH, VERY FINE, SUPERB STRIKE, NATHAN LISTS THIS MARKING ONLY IN RED, SCARCE IN THIS CONDITION, EX LIECHTENSTEIN