Archived posting to the Leica Users Group, 2003/06/21

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Subject: Re: [Leica] Film is Archival
From: Brian Reid <>
Date: Sat, 21 Jun 2003 22:21:17 -0700
References: <> <001001c33879$5fb6ce40$fbfea8c0@DHHZSZ11>

> What brand of CD has that kind of archival life?  I need to buy some CDs and
> would like to buy them.

TDK CD-R74P is guaranteed to last 100 years. I'm not sure (a) how they tested that, or (b) how they will make good on the guarantee.

The MitsuiQ-MIT-CD70 CD-R offers a 200-year guarantee; see

AABC Canada has this to say about media lifetime:

Here's a good essay about media longevity:

I've used Kodak Gold CD-R's for archival storage, but, as the Mitsui website gleefully points out, Kodak stopped making them last year.

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Replies: Reply from "Eric" <> ([Leica] Re: Film is Archival)
Reply from Mark Rabiner <> (Re: [Leica] Film is Archival)
Reply from "Ted Bayer" <> (Re: [Leica] Film is Archival)
In reply to: Message from Eric Welch <> (Re: [Leica] Film is Archival)
Message from "Ted Bayer" <> (Re: [Leica] Film is Archival)