scale and different papers

[sstoney@pdq.net (shannon stoney)]

Sandy wrote:

 And I am still
>interested in knowing whether the scale really varies with different
>papers, but opinions don't count here -- what I seek is information
>derived from real live testing!
>

My real live (somewhat limited) tests show that with cyanotypes, the paper
matters less than the source and intensity of the ultraviolet light.  I get
a long scale with different papers under my black lights, and a short scale
in direct sunlight.

--shannon