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Gum bichromate / coloured cyanotype technique

Tutorials:

https://www.youtube.com/watch?v=TIIyfAkSxAw

Work process:

Gum Arabic + poster/watercolour paint + potasium bichromate

apply the mixture on paper using brush

dry the paper

add negative print on acetate on top

put everything under a glass and expose in sun -around 6 minutes

wash under cold water

Examples:

006635619fa2c989913f807ab4952433 a05ad617d1a0fb187bef1a0400dd46192a14340a8fee02cb431a1498626a698a

 

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