Heinrich Köhler 383rd Auction – Day 6 Collections and Lots: General collections All World / Europe / Overseas, Airmail and Zeppelin, Thematic collections, Picture Postcards, Literature, Coins

1891/1914, approx. 80 covers, picture postcards and quite a few unused and used GSK, including commercial mail from forerunner issues with, among others, commercial cover 1891 to Hawaii (stainspots), two registered covers and three unused GSK with handstamp "ULTRAMAR", ex Nagel.