Bamber & Co.'s Express. Scarce ribbon type frank on 1864-65 3¢ entire to San Francisco with rare small Bamber Oakland double circle handstamp & large size San Francisco double circle handstamp in blue, tiny mended corner at bottom left, Very Fine and scarce. Estimate  $150 - 200. $0 (Image)

Bamber & Co.'s Express. Small lot of 6 postal entires with Bamber franks and/or company handstamp's, one reduced into indicia, otherwise F.-V.F., worth inspection. Estimate  $300 - 400. $0 (Image)