cover 1864 (23 July) envelope from Georgetown to Reading, bearing 1862-65 medium paper, perf. 12½-13 4c. and 8c. pairs tied by two strikes of the "A03" duplex with London Paid c.d.s. in red below, arrival c.d.s. on reverse; some staining around adhesives and the envelope with light creasing, though an attractive franking of the 24c. rate. S.G.50, 62. Photo