keith at jkschreiber.com
Thu May 25 18:44:38 UTC 2017
Not off the top of my head, but Mike has a lot of information on his website <http://www.mikeware.co.uk/mikeware/main.html>. I'm sure you can find it there.
> On May 25, 2017, at 12:26 PM, Bob Cornelis via Alt-photo-process-list <alt-photo-process-list at lists.altphotolist.org> wrote:
> Does anyone know what the recommended humidity range is for
> 1) cyanotype (Ware)
> 2) pt/pd
> I haven't found any specific info like this in any of my alt process books,
> just general comments that humidity makes a difference.
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