1912 - 1995, mint never hinged and mint collection with among others Michel number 1-3 x, 1-3 y a+b, 45-52 A, 46-52 B, 53-60, 82-89 (2), 94-107, 108-13, 114-15, 119-21 (2), souvenir sheet 1 (2), 140-42, 143-47 x+y, 149-50, 304-05 A+B, D 1-8 and so on, in addition to it perforation varieties, plate flaw, overprint varieties, trial proofs as well as some forerunners and followers