folded letter to Philadelphia datelined "Rotterdam 19 Sept 1848" and endorsed "p Steamer Cambria", framed "Paid at Liverpool Sp 23 1848" and handstamped "1/-" rate, carried by Cunard's Cambria departing Liverpool September 23 and arriving Boston October 3, red "Boston Ms. Ship Oct 6" handstamp and matching "34" retaliatory rate handstamp, very fine