1948-56, stockbook with only the first years. Left were the mint never hinged stamps and right the unused puted (accordingly calculated). As well at the beginning among others etl. Black overprints including a complete mint never hinged set, no. 16 with overprint flaw AF III, various red overprints, three times no. 121-123, bells and so on, Michel approximate 6,400.- (from which unused approximate 10% means)