[alt-photo] Re: Is this mailing list still active?

[Kurt Nagy]

I see, thanks!
 
 
> From: juliansmart at virginmedia.com
> To: alt-photo-process-list at lists.altphotolist.org
> Date: Fri, 25 Mar 2011 21:30:16 +0000
> Subject: [alt-photo] Re: Is this mailing list still active?
> 
> Hi Kurt,
> 
> Welcome to the list.
> 
> As one of the resident lurking gum printers, I would like to suggest that 
> you do not try to reduce the density of your negatives by underexposing. 
> This will only lead to a loss of shadow detail. You need to retain your 
> shadow detail by exposing correctly and lower the contrast of the negative 
> by cutting back on the development time. Gum is a short scale process, that 
> is it can only record a few grades of tone (or shades of grey if you are 
> printing a step wedge), and needs a negative with a somewhat expanded tonal 
> range to produce the complete set of tones that existed in the original 
> scene. Think of a Silver Gelatine neg. needing a grade 3 or 4 printing 
> paper and you will be in the ball park.
> Of course, as with all things gum related, there are a thousand and one ways 
> of doing the same thing and it all really boils down to individual working 
> methods and requirements- every gum printer has .
> 
> Regarding your use of Gesso in the gelatine size, I can comment that I have 
> tried this, hoping that it would remove the need for a hardener- the Gesso 
> renders the gelatine coating insoluble in water- and had reasonable results 
> this way. I did find the prints had a rather sparkly finish, though!
> Good luck and let us know how you get on.
> 
> Julian Smart
> 
> 
> 
> 
> ----- Original Message ----- 
> From: "Kurt Nagy" <kakarott76 at hotmail.com>
> To: "Alt photo Process" <alt-photo-process-list at lists.altphotolist.org>
> Sent: Friday, March 25, 2011 8:14 PM
> Subject: [alt-photo] Re: Is this mailing list still active?
> 
> 
> >
> > Thanks for the reply, good to know its still active!
> >
> > At the moment I'm working with negatives I've used in printing and other 
> > projects, which print just fine but again may be on the dense side.
> > I haven't taken any shots that specifically will be used in gum, when I do 
> > I think I may purposesly underexpose a stop or 2, finding a happy medium 
> > between too dense or thin.
> >
> > I'll see if I can upload some of the few of the test prints I made to 
> > flickr and post a link. At the moment the highlights are clearing but 
> > losing detail in the shadows, jsut seems like they are overexposed. Where 
> > as in a normal print, the shadows are dark but still detail in it. <shrug>
> >
> >
> >
> >
> >> From: donsbryant at gmail.com
> >> To: alt-photo-process-list at lists.altphotolist.org
> >> Date: Thu, 24 Mar 2011 21:49:28 -0400
> >> Subject: [alt-photo] Re: Is this mailing list still active?
> >>
> >> >
> >> Hello, my name is Kurt Nagy
> >>
> >> This post is just an introduction and to see if there are still people 
> >> out
> >> there.
> >> >
> >>
> >> Greetings Kurt and Welcome to the "List"!
> >>
> >> The List has been Listless for quite a while now with a few bursts of
> >> posting now and then. Many of the List gum printers lurk in the shadows 
> >> and
> >> don't post frequently. Perhaps your questions and comments about gum
> >> printing will invigorate discussions about gum printing.
> >>
> >> First, if possible try not printing with dense negatives. Long exposure
> >> times can cause problems with gum. I assume you are experiencing anemic
> >> looking prints. Using a saturated solution of potassium bichromate will 
> >> work
> >> fine though ammonium bichromate is more light sensitive.
> >>
> >> Tri-color gum with film separations eh? Your are an ambitious man! Of 
> >> course
> >> you will need to use a panchromatic film. Steve Anchell the former editor 
> >> of
> >> Photovision magazine, wrote an article published sometime in the mid 80s 
> >> or
> >> 90s describing his method of printing tri-color gum using TMAX 100 film.
> >> Perhaps one of our list members can tell what the publication date was 
> >> and
> >> what magazine the article was printed in.
> >>
> >> Good luck,
> >>
> >> Don Bryant
> >>
> >>
> >> _______________________________________________
> >> Alt-photo-process-list | http://altphotolist.org/listinfo
> >
> > _______________________________________________
> > Alt-photo-process-list | http://altphotolist.org/listinfo 
> 
> _______________________________________________
> Alt-photo-process-list | http://altphotolist.org/listinfo