LOWER VALUES WITH DOUBLE PARTIAL OVERPRINT – DUTCH PAPER – GJ 720
AIR MAIL 1932 – OVERPRINTED WITH GRAF ZEPPELIN – NEW, WITHOUT GUM
PAIR WITHOUT DENTATE, SURCHARGE RETINTED TO BACK – GJ 1295P – MNH
AIR MAIL 1965 – FIRST PHILATHELICS MEETINGS OF RIO DE LA PLATA – IMPERFORATED PAIR
SAMPLE OVERPRINT – GJ 661 – MNH
AIR MAIL – 50c BLACK GREY – AUSTRIAN PAPER – WITH OVERPRINT ZEPPELIN 1st FLIGHT OF 1930, BLUE – WITH SAMPLE OVERPRINT IN BLACK
VARIETY: ACCENT ON THE FIRST “I” IN “FLATELICA” (POS. 37) – GJ 991a – MNH
AIR MAIL, 1950 – SAN MARTIN, INTERNATIONAL PHILATHELIC EXPOSITION – COMPLETE SETS IN BLOCKS
