Ammonia in cyanotype tonings

Ammonia in cyanotype tonings

Two bath Cyanotype toning with ammonia and tanning agent to obtain an infinity variety of cyanotype dualtones.
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Missed contact between negative and support

Missed contact between negative and support

A printing frame is an essential tool the have a perfect contact between paper and negatives printing historical processes.
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Air bubbles stains in gum bichromate

Air bubbles stains in gum bichromate

Air bubbles during the developing phase of bichromate gum result in dark stain on the print.
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Carbon print workshop with Damiano Bianca

Carbon print workshop with Damiano Bianca

Damiano Bianca, a master historical processes printer, teachs carbon transfer print workshops in Rome.
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Influence of the black generation curve on color separation

Influence of the black generation curve on color separation

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

Wet sizing with threading bar

Use a threading bar to quickly and evenly size paper sheets for historical processes.
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Links and manuals about digital negatives

Links and manuals about digital negatives

Guides, manuals, articles, tutorials and sellers of digital negatives for alternative printing techniques.
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Printing frame for contact prints

Printing frame for contact prints

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