In the picture: Polish officer in a full dress during the shooting exercise. Taken in pre-war Poland.

Bóg,Honor i Ojczyzna,
komandos10

Polish officer 1938

It is probably beginning of an oath taking ceremony. The standing officer is General Inspector of the Polish Armed Forces, Marshal of Poland, Edward Rydz-Śmigły. The kneeling officer is unknown by name but he’s a major or colonel belonging to a mounted troop unit.   

A part of colourful pre-war ceremony

This  picture shows what happened to a Polish armored train attacked by a German bomber. High explosive bombs weighing 520 lb. were used in the attack; their destructive effect can be gathered from the damage to the train itself as well as from the size of the bomb crater