(Yuba) Marysville, Cal., 12½, Apr 16, integral west coast rate cds (YUB-820, R5) on folded letter to San Francisco, datelined "Long Bar, Yuba River, California, Apr 3d, 1851" with letter mentioning sending money by Tracy's Express; minor faint toning, Very Fine, a rare integral 12½ rate postmark from Marysville used for a short time between February and June of 1851. Estimate  $200 - 300. $0 (Image)