Formulas and how-to

silver gelatin

The silver gelatin dry plate process

In a nutshell: Not a printing process, like all the other liquid emulsion techniques, but an in-the-camera technique that complements the wet plate process.

Lars Mellberg

Copper photogravure

Lars Mellberg shows us how he and his students work with the copper photogravure process.

Argyrotype print inspection

Argyrotype process

Argyrotype is a user-friendly iron-based silver printing process that produces brown images on plain paper. It is derived from the Argentotype, Kallitype, and Vandyke processes of the 19th Century, but has greater simplicity, improved image stability, and longer sensitizer shelf-life.

Laura Blacklow handpainted photograph

Glossary of Terms

This is the glossary of Terms for Taylor Whitney’s article ‘The platinum print: a catalyst for discussion’.

kallitype vandyke vdbrown argyrotype

Formula overview for Vandyke, Kallitype and Argyrotype

As they are similar in their make-up, many confuse Kallitypes with Vandykes (also called Vandyke Browns) and even Argyrotypes. Wynn White clarifies things for us in this overview. Recipes for the fixer is also included.