By chance I came across a Zeiss Ikon Box Tengor 56/2 and exposed a fast film as a test. Considering that the camera is about 70 years old and relatively simple, it works great. Here’s more information about the camera: https://de.wikipedia.org/wiki/Box_Tengor_II_56/2
Zeiss-Ikon Box Tengor 56/2 :: Ilford FP4+ :: ISO 125 :: Rodinal 1:25