Petaluma, Cal., Dec 18 (Sonoma). Double cds on 1867 cover to Locarno, Switzerland, matching grids canceling 1861, 30¢ orange + 3¢ rose paying P.C.M. rate, red N.Y. exchange cds and matching "12" credit handstamp, blue Aachen boxed date stamp, numerous transit backstamps, cover corner wear and reduced at left, Fine. Scott No. 71+63  Estimate $200 - 300. $0 (Image)