cover Deming & Wall, Union and Eureka Express, Paid, printed frank with tiny illustrations of sailing ship and steamboat, on pale buff cover to Bucksport (Cal.), professionally cleaned and small backflap mend, appears fresh and very fine, the only recorded example, a very small company which reportedly operated from Union to Eureka, Cal. in 1856-57, mentioned in Nathan, illustrated in Letters of Gold, ex Haas photo est.