1856, Extremly rare MUTE 5-RING CANCEL (stummer 5-Ring Stempel) on small cover. -A nice small cover from Copenhavn bearing a 1854, 4 Skilling brown centrally and clear tied by mute 5-ring cancel in type I and alongside octangular frame 2-line cancel ”FRA KJÖBENHAVN” sent to Flensburg. Fresh stamp with good/wide margins all around, allso envelope in fresh and superb condition, cert. Möller BBP: ”Only a few similar covers are known.”