>I have never put gum over cyanotype. I have put cyanotype over gum with
>success. I'm not sure what the dichromate would do to the cyanotype image.
I have done it both ways and they both worked.
>Gum can be put over platinium.
But it looks a lot better if you put the platinum over the gum. We got some
great some great results on my gum platinum workshop in July.
Terry King