Emperor Franz Joseph

Perforations:
ANK special catalog lists under 79A the following perfs: comb 13 x 12½, 13 x 13½.
SG lists: comb 13 x 12½, 13 x 13½ under this entry, other perforations listed separately. .. Read more »/>SG lists the colour as dull blue.
UN lists under 75 the following perfs: 10½, 12½, 13½ and calls this greyish light blue.

Country:	Austria
Type:	Postage stamps
Series:	Emperor Franz Joseph 1899
Nominal:	50 heller
Year:	1899
Material:	Granite Paper
Size:	22 x 26 mm
Perforation:	comb 13 x 12½