Lot
42 
San Francisco, Cal., Mar 16 (San Francisco). Bold cds (Williams SAF-350) on 1851 cover to the postmaster in Sterling, Mass., manuscript "40" rate in red crayon; trivial corner wear, Very Fine, likely the earliest example of this postmark which predates the earliest in Williams by 4 months, ex White, Pearce. Estimate $150 - 200.
Sent on the P.M.S.C. - Northerner departing San Francisco on March 16th and arriving in Panama on April 1st, then by U.S.M.S.C. - Falcon departing Chagres April 13th and arriving in Havana on April 17th, then by U.S.M.S.C. - Ohio departing Havana on April 18th and arriving in New York on April 24th.
Realized: $55