Date: 09/10/05-11:39:53 AM Z
Message-id: <43231A69.000001.03728@PHIL-1G0M44W6VM>
Yes, all my images of gum and carbon only with the (NH4)2Cr2O7
You can see my free workshop on my website
http://users.skynet.be/philippe.berger
Philippe (Belgium)
-------Message original-------
De : maria ahlberg
Date : 09/10/05 19:34:31
A : alt-photo-process-l@sask.usask.ca
I am wondering if there is anyone on the list who uses ammonium bichromate
instead of kalium in gum printing.
Maria Ahlberg Sweden
