1858, folded letter datelined St. Croix, to Copenhagen, Denmark, reverse with dual Danish St. Thomas c.d.s. and British St. Thomas double-arc despatch (30 Mar), rated 1/4-1/2 in manuscript, prepaid and struck with crisp PAID AT ST. THOMAS Crown Circle in red, endorsed “via Ostende”, London PAID split-ring (19 Apr) and Hamburg (21 Apr) transit backstamps, Christiansted transit (23 Apr) c.d.s. on front and partial arrival backstamp, typical filing folds, else fine.