Definitive Stamps
Officials
Issues 1905 - 1914 Pre-war Printing: clear and clean impression, high quality paper, clear showing watermark, white gum
Issues 1915 - 1920 Wartime Printing: indistinct impression, rough paper, blurred showing watermark, yellowish gum
Lozenges
2 Pfennig grey
5 Pfennig green
10 Pfennig carmine
3 Pfennig brown
5 Pfennig blue green
20 Pfennig ultramarine
25 Pfennig orange/ black on yellow
30 Pfennig orange/ black on orange
40 Pfennig dark carmine/ black
50 Pfennig brown lilac/ black on brown
60 Pfennig dark lilac
80 Pfennig carmine/ black on red
1 Mark carmine
2 Mark dark blue
3 Mark dark violet
5 Mark green black/ carmine
Issue 1905: Engravingclear impression, without flags on the towers
Issue 1920: Offset printingblurred impression, with flags on the towers