(Nevada) Grass Valley, Cal, Apr 6 (should probably be Jun 6) blue-green double circle postmark on 1862 British mail cover to England, franked with 1861 10¢ green three singles (all with s.e. at right) tied by additional strikes of the postmark, partial "New-York Am. Pkt., 3, Jun 28" red exchange cds, 3¢ credit for inland postage with similar red cds showing 6¢ credit stuck in error and overstruck by red grid, Liverpool red exchange cds (with year date), Horncastle Jul 12 receiving postmark on the back, Very Fine, a nice example of the 29¢ Pacific Coast rate to England 1¢ overpaid, ex-Myerson. Estimate  $200 - 300. $0 (Image)