(San Francisco) San Francisco, Cal., 40, Dec 1, red integral rate cds (Williams SAF-290) on 1850 folded letter to Boston, Mass., manuscript "per mail steamer Oregon" endorsement; lightly soiled file folds, otherwise Very Fine. Estimate  $150 - 200. Sent on the P.M.S.C. - steamer Oregon departing San Francisco on December 1st and arriving in Panama on December 20th, then by U.S.M.S.C. - Georgia departing Chagres on December 26th and arriving in New York on January 6th. $0 (Image)