Lot 61664 – 1864 (May 15) Entire letter from Guayaquil to New York via Panama

1864 (May 15) Entire letter from Guayaquil to New York, carried through the Br PO with corresponding dispatch double-arc ds on back, rated on front at « 1/- » in red crayon, alongside with unusual « PAID-TO/PANAMA » two-line hs, « PANAMA/MY 20/1864 » double-arc cds and « STEAMSHIP 10 » circle hs on arrival, fine and scarce.