“SPECIMEN” OVERPRINT – DOUBLE PRINTING, ONE IS PARTIAL
(1926) CENTENNIAL OF ARGENTINA-BRAZIL PEACE CONVENTION
5c RED & 12c BLUE WITH “SPECIMEN” OVERPRINT DOUBLE PRINTING, ONE PARTIAL.
IMPORTED DUTCH MATTE PAPER. WAVY RAYS WATERMARK, PARALLEL TO LARGEST SIDE. HORIZONTAL GUTTER, MNH.
COMPLETE SET – 5c AND 90c DUTCH PAPER, 18c ENGLISH PAPER – GJ 720/2
AIR MAIL 1928 – OVERPRINTED WITH GRAF ZEPPELIN – USED
COMPLETE SET IN DUTCH PAPER – UNCLASSIFIED – GJ 636+640+647+648+649+650+652
FIRST AIR MAIL 1928 – 7 VALUES – USED
COMPLETE SET IN DUTCH PAPER – UNCLASSIFIED – GJ 636+640+647+648+649+650+652
FIRST AIR MAIL 1928 – 7 VALUES – USED
