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

1851/68, interesting small stock lot, very different condition, but optically mostly neat and almost all better values signed (a.o. Mi. 16 (5) and 21 (8), few (short) certificates Stegmüller BPP (a.o. for Mi. 10aI, 22b and LP1y) ), including various letters