Los 6039
3 c. rose, just touched at lower left, otherwise clear to good margins, tied by target with adjacent cds. "ST. THOMAS 14/4 1868" to lettersheet from San Juan, Puerto Rico, franked for local postage with Spanish West Indies 1868, 10 c. blue, cancelled by numeral "6", sent by closed mail with Herera Line on April 12, 1868 to St. Thomas, here handed over to forwarding agent "SCHON WILLINK & CO" (blue oval marking on reverse), franked with the Danish 3 c. and US 10 c. green and transported on April 14 per "Southamerica" (US & BMSC) to New York where the US stamp was cancelled upon arrival with duplex "NEW YORK AP 21"; faint ironed creases through Spanish and American stamp, otherwise a fine and very attractive entire of greatest rarity, the only recorded triple combination of this kind, certificates Philatelic Foundation (1968 and 1991), certificate Graus (1991)
