Interesting, but I use only film negatives! Thanks R ; please excuse brevity.

Rob, I found I didn’t really have to worry about having a vellum-specific curve; but my images required some modification to work well in this process. I’ve printed in color and black and white,

Robert, if you google “dan burkholder gold leaf DVD” you’ll find several sources for buying or downloading the DVD.

I haven't used chromium alum myself, but heard "colleagues" here in Picto who are satisfied with it. I still have some formol (sold without any restriction in drugstores here), so I still use it.

Jacques. Thank you for your intervention. I wouldn't want to use formaldehyde. Do you have very satisfactory results with Chromium Alum? Thanks

Salvatore, Why PVA? I'm not an expert, but I guess that undiluted or insufficiently diluted PVA might give a "plasticky" surface with insufficient "tooth" for the emulsion. Have you tried good old

I really admired your work, especially in LightArtSpace Karen!R

Thanks again Denny and all Several of you have mentioned Dan's DVD but I can't seem to find how to watch it without buying one of the kits, which I might do, but not until I've decided if I want to

Hi all, Please let’s keep all conversations here in english and messages in other languages off-list. Kees

Hi Carbon14, I use an emulsion made of a cheap pigment (nero di vite) , gum and potassium dichromate. No other additive, but I am very bad in coating and I hope to improve it by adding some

Hi Pierre, can you tell me something more of your experience? Thanks, Salvatore

Hi Calvin, Most people maintain that gum printing has a limited exposure range, but yours show a nice extended linearity. Did you make multiple exposures at different conditions? and then, what is the

Pierre Si tu le souhaites, je peux t'aider, j'utilise des couleurs que j'ai.mis au point pour ka gomme et le Charbon couleurs N'hesite pas Philippe Berger Envoyé depuis mon smartphone Samsung

........ (If you allow me to join this post...) I come to the same conclusions. Impossible to separate from this staining even with Calvin's pigments and their dilution. I don't know where the

Great thread! I tried this a few years ago after watching Dan's DVD, using cyanotype on Opalux with silver. Results were ok, although I couldn't seem to get a smooth coating of sizing and the silver

Hi Calvin, Please receive mycongratulations for the very low staining present in your prints. My prints show amuch larger staining level, and also a different print vs negativebehaviour, linear in

Clearprint Design Vellum also works well and gives a different look.  I generally use SpeedballI Mona Lisa Spray Adhesive though I do sometimes use a liquid instead. I took Dan's workshop at

Thank you Karen. Clear picture! Yes, the Southwest and NM especially are really wonderful. Counting the days to a further trip post-COVID. I’m hoping to get to see my friend Alan Ross and Julie in

Robert - Here is the adhesive I use and also the spray to seal the gold leaf when finished (and also the front for more transparency). I think the photo will come through...I have not had trouble with

Robert - You can see my work at https://glsmyth.wordpress.com/, though I do not have any of this work there because scanning the prints are, at best, disappointing, and need to be seen in person. I