Topicals are under the following menus — Ship Post (Imperial), Catapult Post (Weimar), Zeppelin Post (Third Reich).
1911 / 1915
The 1911 / 1915 Overprint Postal Stationery sees the switch to a new spelling, “Marokko”, with the Gothic script introduced in 1905.
P16 can be found with watermark “DR 9 II”, and the rarer “DR I”.