Via Nicaragua, Stmr. Sierra Nevada, Advance of the Mails. Blue oval handstamp on cover to Oakdale, Pa., franked with 1851, 3¢ dull red, horizontal pair tied by "New York, Ship, Oct 9" cds, Very Fine, a rare Via Nicaragua usage on the Vanderbilt's Independent Line steamer Sierra Nevada. Scott No. 11A  Estimate $1,000 - 1,500. $0 (Image)