color variations in 1943 for the 25c value

There apparently were several distinct printings of this stamp in 1943, showing a wide range of color variations, and all printed mostly on the 1E3 paper.

Dark colors and worn plate:





Light rose and worn plate:





Very light, almost invisible background color:





Dark rose background, plate with light wear:





I also find this latter stamp on the 1E4 paper.