From: pete (temperaprint@blueyonder.co.uk)
Date: 03/06/03-07:39:07 PM Z
Matti,
I must also agree with Hamish's choice of Fabriano artisco as a very good
tempered paper substrate I taught at kings way college for a number of years
and we used for all our alternative printmaking to good effect.
Pete
> On 4/3/03 19:34, "Matti Koskinen" <mjkoskin@koti.soon.fi> wrote:
>
>> hi
>>
>> I'm having trouble with watercolor papers. The cheap one, that would be
>> ideal for practising doesn't hold the pigments, they just get off from
>> the surface. I bought two sheets of Saunders 300gsm paper and the prints
>> are ok. But here one sheet costs $6 and as 99% of my prints fail, it's
>> getting too expensive. What kind of paper should do the job well for
>> practising? Does some sort of sizing help?
>>
>> Does anybody have a curve for producing digital negatives for gum print?
>> I'm using Gimp, so a curve posted for cyanotype recently is the format
>> I'm searching for.
>>
>> TIA
>>
>> -matti
>>
>>
> Matti I have found it difficult to find a good reliable gum printing paper
> that will handle more than 4 coats. Over the years I have used Strathmore,
> bockingford, arches and saunders. Saunders was a favorite for years but my
> recent batch stained considerably more than previously and I have given up
> using it for a while.
>
> Fabriano artisco has proven the most consistent and reliable and it comes
> highly recommended. Two pre-shrinks and one coat of hardened gelatin brushed
> on works well. I prefer a fairly heavy weight 600gsm as it seems the most
> dimensionally stable (an important consideration in humid climates like
> mine) and does buckle with constant soaking and re-coating.
>
> As to digital negatives I have been quite happy working without a specific
> curve, though a fairly bright and flat positive appears to work best. On
> ocassion though I have used the curve for pictorico film for silver printing
> (its on dan burkholders website).
>
> Hope this helps
>
> -----------------------------------------------------------------------
> Hamish Stewart - Gum Bichromate Photographer - visit
> <http://www.gumphoto.fsnet.co.uk>
> for gum bichromate images, technical information and links to recommended
> resources on alternative photographic processes.
> mailto:<hamish@gumphoto.fsnet.co.uk>
> -----------------------------------------------------------------------
>
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