cover -- 1869 (3 Apr.) entire to Germany, marked "Per Steamer via Panama", bearing 1867 1/- Pl. 4 tied by poor "C30" duplex, showing five strikes of "INSUFFICIENTLY/Cross/PREPAID" h.s. in red, circular-framed "PD" with London Paid (14.5) and Calais (14.5) transit d.s. and, on reverse, despatch and arrival c.d.s. Photo