At 12:35 PM 12/15/2004 -0600, Rick Taylor wrote: > > Are there studies reporting results using the procedure/standard? > > >I don't know, but I'm having a grand time looking. Here is a document >published >by the Library of Congress in 2003. "LONGEVITY OF CD MEDIA: RESEARCH AT THE >LIBRARY OF CONGRESS" It's supposed to be in PDF format, but I can't seem to >access that version. Maybe somebody at LOC can point the way. In the >meantime, I found an HTML version by following this link: > >http://scholar.google.com/scholar?hl=en&lr=&q=cache:dVmv2WvjfCYJ:www.loc.gov/preserv/study%2520of%2520CD%2520longevity.pdf+compact+disc+life+expectancy Unfortunately, the link brings up a text-only document with its substantive content in graphics. It appears that the scope is pressed discs, not recordable ones; there are many lesser questions which apply. I do not want to appear to be a curmudgeon here. I have pursued questions of longevity of recordable optical media for some time and have not found better references - but neither have I found any which led to usable answers for the obvious questions. Mike -- [log in to unmask] http://www.mrichter.com/