I found out that the Panther is a Flammpanther (flamethrower)
But when i search for that i find only that photo and no info.
For the other, it was a 28/32 cm Raketenwerfer auf Pz.Kpfw. IV Ausf. D Fahrgestell
Or an Ausf. C
The box on top was a turret with a mg34, not sure if it's true, a...