Re: BL vs BLB tubes for cyanotype

From: ryberg ^lt;>
Date: 11/15/05-05:09:42 PM Z
Message-id: <000401c5ea39$a9a7a960$6500a8c0@computer1>

     Well, I suppose my glass could be extra transparent to UV, but it is
the same glass that I used with the BLB tubes which took 15 minutes.
Charles Portland OR
Received on Tue Nov 15 17:10:27 2005

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