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

1868/1980 (ca.), interesting group of over 200 covers, cards and mostly used postal stationery envelopes and cards with many better items, incl. British Commonwealth, Russia, Netherlands with colonies, Switzerland, etc., with many illustrated envelopes, registered mail, airmail, colourful mixed frankings; main strength up to the 1930s, mostly fine to very fine condition