K.u.K XIII.korps, 7.Inf.div , 36.Inf.div

K.u.K XIII.korps, 7.Inf.div, 36.Inf.div

In the beginning of war in1914 Croatian units from Kingdom of Croatia-Slavonia were mostly grouped in XIII Corps.made of  7.inf.div ,  36.inf.div and 42.honved. inf.div

XIII KORPS used Feldpost:

Fp.38-TÁBORI POSTAHIVATAL from 8.1914-2.1917 when it is replaced by Fp379
Located 8-12/14 on Serbian front , 1.1915-2.1917 in Galcia, Russian front.
Fp.379-TÁBORI POSTAHIVATAL from 1.1917-11.1918
Located 2-7.1917-Galicia, 8.1917-03.1918 Bukovina, 3-11.1918 Italian front (Tirol).

XIII korps Train(supply) and Marsch(replenishing units) formations used Feldpost:

Fp.132-HADTÁP POSTAHIVATAL 2.1915-2.1916 used by XIII.Korps marsh formation in Galicia and Bukowina, replaced by Fp.263 in 2.1916
Fp.263-ETAPPENPOSTAMT  used 3-11.1916 by XIII.Korpstrain kommando in  Galicia
Fp.211-FELDPOSTAMT used  8-10.1914: 13. Marschbrigade XIII.Korps on Serbian front, later from
10/14-2/15 used by 13. Marschbrigade as part of 7.Inf.Div Osijek,Croatia, used on Serbian front.

12.1914 Feldpostkarte from TP-38 to Baron Milan Turković, in Vienna Austria. Round cancel XIII korps. Baron was pioneer of wine making on his estate in Kutjevo, Slavonia

8.1915 Feldpostkarte from TP-38 to Baron Turković, line cancel 13.Korpskommando

6.1917 Hungarian issued Feldpostkatre mailed officialy to Graz from 13.Korpkommando  TP-379.

11.1915 Feldpostkarte from 53.Inf.Regimente -Marschkompanie to Zagreb, Croatia.
Mailed from Fp.132-HADTÁP POSTAHIVATAL( 13.Korps Marsch formation)

7.Infanterie division was in 1914 mostly Croatian ,later during 1916 it lost most of its Croatian character, although some Croats stayed in division.
Division used Feldpost :
Fp.111. From 8.1914-1.1917 then replaced by Fp427 ,located  8.1914-1.1915 on Serbian front  , 1.1915-2.1917 Galicia ,Russian front.
Fp.427  used from 2.1917-10.1918,  located until 2-6.1917 on Italian front  , 6.1917-3.1918 in Romania , in Austria until 7.1918, then again on Italian front

31.12.1915 Fp.111 letter to Osijek from command of 7.infantry division

36.Infanterie division 
From the beginning till the end of ww1, division was mostly Croatian . It used Feldpost:
Fp.44  from 8.1914-2.1917 , then replaced by Fp.634, it was located from 8.1914-1.1915 Serbian front, 2.1915-2.1917 Galicia and Bukowina
Fp.634 located 2.1917-5.1918 Galicia, Bukowina, Ukraina , 5-10.1918 in Tirol, with Army Gruppe Conrad, 10-11.1918 with Army Gruppe Boroevic on  Piave -Italian front

3.12.1915 card mailed from Fp.44 to Osijek from a driver(chauffers) serving with a command of 36.inf.div