cover 7Kr. Royal blue (Königsblau) with good to large margins on fresh 1869 entire letter to Basel, tied by double-ring "AUGSBURG 30/SEP." d.s. with another strike adjacent and showing Swiss transit and arrival (1/10) c.d.s. on reverse. Rare and particularly fine. Signed Brettl. M.21d; D.M. 3000. Photo