GB 1871 SGZ3,Z11,Z29 Cover - Used at Guayaquil, Ecuador but by the scarcity of

but by the scarcity of information available to collectors

A choice example

1881 1s Brown orange Pl

imprimaturs and specimens to its uses

GB 1871 SGZ3,Z11,Z29 Cover - Used at Guayaquil, Ecuador but by the scarcity of1871 British Post Offices abroad. Superb three colour franking from Guayaquil, Ecuador to Barcelona via the British packet agency. The 2s5d rate prepaid with a 1d Rose red Pl. 136, 4d Vermilion Pl. 12 and a 2s Dull blue Pl. 1, all neatly cancelled by crisp Guayaquil 'C41' numerals. Routed via Panama and London with datestamps on obverse for AU. 20. 1871 and SP. 11. 1871 respectively, backstamped with a Guayaquil departure cds for AU. 9. 1871. An