Bamber & Co. Express. 2 covers: one with "Contra Costa Express San Francisco" black oval with blue "Wells Fargo Sacramento Jan 8" cancel on 3¢ pink entire & black WF company frank, to Alameda, cover with small faults; other with "Contra Costa Express Paid, San Francisco" strong black oval and "Answer By…" box handstamp, on 3¢ Nesbitt entire, cover with faults at lower right, F.-V.F. appearing. Estimate  $100 - 150. $0 (Image)