Two bath Cyanotype toning with ammonia and tanning agent to obtain an infinity variety of cyanotype dualtones.

A printing frame is an essential tool the have a perfect contact between paper and negatives printing historical processes.

Air bubbles during the developing phase of bichromate gum result in dark stain on the print.

Damiano Bianca, a master historical processes printer, teachs carbon transfer print workshops in Rome.

When converting from RGB to CMYK, maximum black generation curve is the best option for VDB pigment prints.

Use a threading bar to quickly and evenly size paper sheets for historical processes.

Guides, manuals, articles, tutorials and sellers of digital negatives for alternative printing techniques.

Description of an innovative high pressure printing frame for alternative and traditional photographic prints.

The addition of tartaric acid in VDB solutions reduce the quantity of precipitate.

Preparation of classical VDB solution and modified (without precipitate) VDB solution.

Dupont 4-R intensify shadows and reduce high densities to correct exceptionally contrasted analogical negatives.

Influence of basicity on the color of Cyanotype: the results using cheap and slightly basic paper are visually superior.

A special tea toned posterized cyanotype print.

Comparison of the use of K channel or a grayscale image in VDB pigment print.

Bristol 350g: low-cost, deep shadows, high weight, fine detail for cyanotype.