cover 1871 (15 May) envelope to Philadelphia, marked "via Brindisi", bearing 32c. on 1a. yellow in combination with 2nd. issue 2c. brown and 8c. orange (all slightly overlapped) neatly cancelled by Singapore "D14" duplex in blue and blue firm's chop, showing red crayon "1/8", London Paid transit c.d.s. (17.4) and "2/CENTS" accountancy h.s. A highly attractive and rare mixed issue franking of exhibition quality. Photo