(Placer) Clifton, Cal., May 25, 1866, manuscript postmark (PLA-930, R4) on cover to San Francisco, Cal., franked with manuscript canceled 1861, 1¢ blue, strip of three (s.e. at left); barest cover reduction at left, Very Fine, a very scarce usage from Clifton. Scott No. 63  Estimate $100 - 150. $0 (Image)