Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Eric Neilsen 
Photo " <e.neilsen2@...> wrote:
>
> Greg, It is more than just adhesives to be concerned about. Anything 
that
> can come in contact with the paper that has a pH much different than 
the
> paper/coating is going to alter its appearance. I have seen that same 
yellow
> mark on PhotoRag at the end of the rolls but I don't recall seeing it
> lately. 


I can tell you that after 3 years black TecNec gaffer tape has caused 
no damage to the German Etching hanging on the concrete block wall in 
my office at work ;-]