Gregory's Express, Sacramento, red truncated box handstamp (GRE-131) with matching "NOT PAID" in oval handstamp on 1852 folded letter to the state Comptroller in Vallejo; light cover wrinkling, Very Fine and rare, only five examples of this Gregory's Sacramento handstamp are recorded. Estimate  $300 - 400. $0 (Image)

Gregory's Express, Sacramento, blue oval handstamp (GRE-127) and matching "Not Paid" in oval handstamp on cover to San Francisco, endorsed "Messr. T & H Please deliver immediately" at top; cover edge wear, F.-V.F., ex Dale-Lichtenstein. Estimate  $300 - 400. $0 (Image)