cover "Eureka Express Co., Nevada Cal., Paid", (Haller FE-5, type 2), attractive printed frank with ornate lettering on 1873 3c Green on white entire (U82) to S.F., indistinct blue Wells, Fargo & Co., Aug 32 (sic), ....., Cal. oval h.s., couple pinholes, very fine cover, company operated in the mountain camps above the Yuba and Feather Rivers from 1878-1892 photo