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

1868/71, group with five Travelling Post Office cancellations including blue L3 "HARBURG 27 1 I HANNOVER" on Prussian GSU with despatch datestamp "HARBURG" (same cancellations additionally on NDP cover), including franked letter with handwritten cancellation "Uelzen", neatly on album pages with inscription