The images below are photographs I captured during the Birmingham Conservation Trust (BCT) site visit open to members of the general public.
The process: Colour photographs I captured were converted to black and white, manipulating lighting levels and followed by inverting to a negative image. Printing each negative shot onto a A4 acetate sheet, applying the appropriate mixed chemicals with a sponge pad (to produce cyanotype - blue print) to watercolour A4 paper. Placing a negative image on top, clamping watercolour paper with the applied chemicals and the negative image within a glass frame and exposing under a UV lighting appliance. Guesstimating exposer followed by rinsing off chemicals under cold running water until the image is developed.
With thanks to BCT http://www.birminghamconservationtrust.org/
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