Quote Originally Posted by David Wolf View Post
I'd like to keep the [pre-RA4 and current-process] paper's current color, and prevent it from changing over time when exposed to ambient light. The paper will be removed from the box and brought into ambient light without processing.

Can't imagine anyone has had reason to actually try this,...
Would you tell the reason for doing so? I'd understand if won't for whatever reason.
But you made me really curious.