WZT2 - Wóz Zabezpieczenia Technicznego (Armoured Recovery Vehicle), scratch+3D, 1:35

Armor/AFV Modern
21

I guess this is just a ladder.

Robroy, great model, BTW!

22

There is something in there, wrapped in canvas.
Ken

23

It is possible that it is some personal belongings or a tarpaulin to cover this chimney.