Just so anyone finding this thread through a search gets a more complete story, Here are links to a couple of important posts by Michael A Smith to the effect that he and Paula Chamlee are dedicated to ensuring that high-quality silver chloride paper continues to be available for any forseeable future.
http://www.apug.org/forums/showthrea...988#post149988
http://www.apug.org/forums/showthrea...363#post150363

-KwM-