1850 -1955 (approximate. ), rich in substance letter stock with focal point on documents with reference \"Dortmund\" - either as incoming mail to Dortmund and incorporated suburbs / Gemeniden, or as cancellation including formerly independently places and so on, as well but also postage steps, dispatching forms and so on, in total about 450 documents from which numerous as single lots on auctions in the range of 10.- - 200.- Euro hammer price one acquired, focal point by German Reich, in this kind not frequent object, please check carefully.