CABO VERDE. 1855. Entire letter from Sailor on duty with the Africa Squadron datelined ´U.S.S. Jamestown, Porto Praya, Aug 4, 1855´ mailed to WASHINGTON DC (USA), struck with fine ´SHIP´ in black and ´BOSTON´ datestamp (Sept 8) on entry and rated ´5´ cents in black. A fine and rare entire with long and interesting letter. (Image1)