cover 1859 (7 Apr.) entire letter from Port Arthur to Hobart bearing 1857 1d. brick-red (cut-into at right) tied by "61" obliterator and light boxed "PRE-PAID/10 O.CLOCK" d.s. in red, showing superb "PRISONER'S LETTER/Crown/PORT ARTHUR" circular h.s. at upper left (one of two recorded examples) and signed "J Boyd, Civil Commandant" at lower left. The contents contain a plea to the Chief Justice of Tasmania for a remission of sentence. Extremely rare and most attractive. B.P.A. Certificate (1990). Photo