Lot
972 
River Express Co., Vallejo, Cal., black imprint on cover to San Francisco, franked with 2¢ Banknote (210) tied by fancy violet handstamp, reverse with allover ad text, Very Fine, the unique example of the River Express Vallejo imprint, illustrated in Thomas The Western Express Companies 1850-1890 (page 665). Estimate $300 - 400.
Realized: $375