W. F. Herre's Contra-Costa Express, San Francisco. Bold red double oval handstamp on July 1, 1855 folded letter from sheriff in Alameda county about a public sale of land (includes newspaper announcement) to San Francisco, Cal., filing fold, Very Fine, the unique cover from this first express company of Contra Costa, ex Lichtenstein. Estimate  $3,000 - 4,000. $0 (Image)