Thurn & Taxis, 1859, 5sgr lilac. In combination with 1862-63 ¼sgr black + ½sgr orange yellow + 1sgr rose, all tied by "44" numeral target handstamps on 1865 folded letter to Brescia, Italy, matching "Cassel, 1/2" cds at top, Milano transit and receiving backstamps; ¼sgr with defects at left, Fine, still a very scarce 4-color franking; with 1999 Sem certificate. Scott No. 13+15+17+18  Estimate $300 - 400. $0 (Image)