26/JUN/1934 Pernambuco - Victoria, by ZEPPELIN (via Rio de Janeiro), cover with nice commemorative postage, with BUENOS AIRES TRANSIT of 30/JUN and Victoria arrival backstamp of 9/JUL, very interesting!
6/JUL/1933 Rio de Janeiro - Germany, via ZEPPELIN: Cover with special handstamped cachet of the flight (violet) and Friedrichshafen transit backstamp, VF quality!