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

1872/74, group of four covers, interesting uses with Mi.-Nr. 3 and 4 (four single stamps) with neat straight-line "LEIPZIG" on folded cover to Montpellier, 19 twice on double cover with ctr. "GROSS-HETTINGEN 1 9 74" and return ctr. "FONTOY 2 9 74", somewhat condition varies.