Quote Originally Posted by Vaughn View Post
...Between the glass and the foam core, and the mount tissue behind the print itself, pollutant migration to the print is very slow...especially for us lucky enough to live in relatively clean air (we still get air blown in from China!)
Fortunately, by the time it gets to Humboldt County, that Chinese air has been pretty well scrubbed!

I prefer to trim to the edge also, because signing on that baryta surface presents some problems. Signing on museum board is easily accomplished with a graphite pencil.