1877, folded letter franked with 5c light green & grey and 7c lilac & yellow horizontal pairs, paying the 24c UPU double rate, each cancelled by black target, postmarked with Christiansted c.d.s. (2 Sep), to Copenhagen, Denmark, red London Paid transit in red struck on front (13 Oct), St. Thomas transit and Copenhagen receiver on reverse, vertical fold crossing one 5c adhesive, discolored portion on reverse, a visually appealing and rare franking; with 2001 Moller certificate.
