Sweden. Used 1920–1936. Coil stamps. All different, e.g. F 139v, 140Ccx, 141bz, 142Abz+Acc, 143Acc, 144Acc+Ccx+Ecx, 145E+Ecx, 146E, 148Acx, 151Cbz, 152Acx. Mostly good quality. F SEK 6665 (25)