It consisted of these regiments: The division, under Colonel Bronisław Prugar-Ketling, was part of the Kraków Army as a rear unit.
It was supposed to concentrate in the area of Zawiercie, to cover activities of the neighboring units - Polish 7th Infantry Division and the Slask Operational Group.
On September 3 and 4, parts of the division left train near Bochnia and was ordered to protect the line of the Dunajec river.
Lacking artillery, antiaircraft and field hospital (which had been stuck in Rzeszów), the unit entered the battle immediately, but German pressure was too hard.
An 11th Infantry Division (see pl:11 Dywizja Piechoty (LWP)) was reformed became part of the Polish Armed Forces in the East.