Re: Hello!

From: trevor cunningham ^lt;[email protected]>
Date: 12/20/04-10:20:24 AM Z
Message-id: <>

yep...on the alt process list now...had to quit
another yahoo group to do so (wasn't getting as much
as i'd hoped)...bleach is easy enough to get, i'll
check the pharmacy for the a couple
more prints done today, didn't come out too
that i'll submit for the PF's gallery next week is of
"The Monastery" in Petra...came out with fantastic
midtones...also, this holiday break (a perk for us
teachers) i'll have the ability to work on gum
--- Marilyn <> wrote:

> Hello Trevor,
> I'm delighted to hear you are working on an
> alternative printing process. Cyanotype, although
> a relatively easy method, can be very tricky; so
> many things make a difference in the outcome of the
> print.
> The chemical makeup of your water (is your water
> alkaline?) can change the outcome of the prints, as
> can age of chemicals, type of paper, what you have
> used to size the paper - or if you size your paper -
> and on and on.
> Were you able to sign up for the alt-photo list
> serve I sent you? The people on that list can be a
> tremendous help. I'm sure you are aware that there
> are many articles and books about the process, also.
> One of my favorite books is The New Photography; A
> Guide to New Images, Processes and Display
> Techniques for Photographers by Catherine Reeve and
> Marilyn Sward.
> Are you using Ware's formula, or one of the original
> formulas?
> As far as the intensity of the print you should
> allow time for the emulsion to saturate the paper.
> Are you allowing the paper to dry thoroughly? The
> following methods of intensifying color are
> controversial (introducing more chemicals to your
> print), but I have tried them and they work. You
> can use 4 drops of hydrochloric acid in 1 quart of
> water, or 1 ounce of household bleach in a quart of
> water, or a 10% solution of ammonium dichromate, or
> a few drops of hydrogen peroxide in a tray of water.
> Dip print in solution and wash again for 15
> minutes.
> Please keep PhotofForum informed on how you are
> doing.
> Marilyn
> ________________________________
> Leave gentle fingerprints on the
> soul of another for the angels to read.
> Proverb
> __________________________________
> ----- Original Message -----
> From: trevor cunningham
> To:
> Sent: Sunday, December 19, 2004 11:48 PM
> Subject: Hello!
> Hello everybody!
> I'm new to the group and alt processes as well.
> I've recently just started doing cyanotypes. I've
> come across some inconsistent results with the same
> materials. For all situations to be described, I'm
> working from the same batch of chemicals mixed (but
> not combined into sensitizer) a week ago. The
> solutions are 25g of ammonium ferric citrate to 75cc
> distilled, and 10g potass ferricynide to 80 cc
> distilled. The first print came out rather faint
> (paper only dried for a couple hours) after an
> exposure of about ten minutes. Actually, all
> exposures were around ten minutes. The next two
> came out very vivid and bright blue (paper dried
> overnight). The next two came out faint once again
> (left to dry over the weekend). And today's came
> out somewhere in between (left overnight). I'm
> assuming there is a correlation between drying time
> and intensity of the blue in the shadows. I've read
> that increased washing ca! n reduce the intensity of
> an image as well (however, the most vivid were
> washed the longest...may not long enough for the
> solution to react to the water?). How about volume
> of chemical on the paper?
> Cheers...Trevor Cunningham
> "The optimist believes this is the best of all
> possible worlds.
> The pessimist fears it's true" - J Robert
> Oppenheimer
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> Yahoo! Mail - Helps protect you from nasty
> viruses.


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Received on Mon Dec 20 10:20:44 2004

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